2028156975915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{23333}}^1$

素因数の和:23781

約数の個数: 128

約数和(自身を含む): 3873196099584

約数和(自身を除く): 1845039123669

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 61, 105, 123, 183, 205, 287, 305, 331, 427, 615, 861, 915, 993, 1281, 1435, 1655, 2135, 2317, 2501, 4305, 4965, 6405, 6951, 7503, 11585, 12505, 13571, 17507, 20191, 23333, 34755, 37515, 40713, 52521, 60573, 67855, 69999, 87535, 94997, 100955, 116665, 141337, 163331, 203565, 262605, 284991, 302865, 349995, 424011, 474985, 489993, 706685, 816655, 827831, 956653, 1423313, 1424955, 2120055, 2449965, 2483493, 2869959, 4139155, 4269939, 4783265, 5794817, 6696571, 7116565, 7723223, 9963191, 12417465, 14349795, 17384451, 20089713, 21349695, 23169669, 28974085, 29889573, 33482855, 38616115, 49815955, 54062561, 58355833, 86922255, 100448565, 115848345, 149447865, 162187683, 175067499, 270312805, 291779165, 316652143, 408490831, 471116603, 810938415, 875337495, 949956429, 1225472493, 1413349809, 1583260715, 2042454155, 2216565001, 2355583015, 3297816221, 4749782145, 6127362465, 6649695003, 7066749045, 9893448663, 11082825005, 16489081105, 19315780723, 33248475015, 49467243315, 57947342169, 96578903615, 135210465061, 289736710845, 405631395183, 676052325305, 2028156975915]

約数ペア:

[(1, 2028156975915), (3, 676052325305), (5, 405631395183), (7, 289736710845), (15, 135210465061), (21, 96578903615), (35, 57947342169), (41, 49467243315), (61, 33248475015), (105, 19315780723), (123, 16489081105), (183, 11082825005), (205, 9893448663), (287, 7066749045), (305, 6649695003), (331, 6127362465), (427, 4749782145), (615, 3297816221), (861, 2355583015), (915, 2216565001), (993, 2042454155), (1281, 1583260715), (1435, 1413349809), (1655, 1225472493), (2135, 949956429), (2317, 875337495), (2501, 810938415), (4305, 471116603), (4965, 408490831), (6405, 316652143), (6951, 291779165), (7503, 270312805), (11585, 175067499), (12505, 162187683), (13571, 149447865), (17507, 115848345), (20191, 100448565), (23333, 86922255), (34755, 58355833), (37515, 54062561), (40713, 49815955), (52521, 38616115), (60573, 33482855), (67855, 29889573), (69999, 28974085), (87535, 23169669), (94997, 21349695), (100955, 20089713), (116665, 17384451), (141337, 14349795), (163331, 12417465), (203565, 9963191), (262605, 7723223), (284991, 7116565), (302865, 6696571), (349995, 5794817), (424011, 4783265), (474985, 4269939), (489993, 4139155), (706685, 2869959), (816655, 2483493), (827831, 2449965), (956653, 2120055), (1423313, 1424955)]