990075954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1192

約数の個数: 128

約数和(自身を含む): 2536095744

約数和(自身を除く): 1546019790

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 31, 34, 41, 42, 51, 62, 82, 93, 102, 119, 123, 186, 217, 238, 246, 287, 357, 434, 527, 574, 651, 697, 714, 861, 1054, 1091, 1271, 1302, 1394, 1581, 1722, 2091, 2182, 2542, 3162, 3273, 3689, 3813, 4182, 4879, 6546, 7378, 7626, 7637, 8897, 9758, 11067, 14637, 15274, 17794, 18547, 21607, 22134, 22911, 26691, 29274, 33821, 37094, 43214, 44731, 45822, 53382, 55641, 64821, 67642, 89462, 101463, 111282, 129642, 129829, 134193, 151249, 202926, 236747, 259658, 268386, 302498, 313117, 389487, 453747, 473494, 574957, 626234, 710241, 760427, 778974, 907494, 939351, 1149914, 1386661, 1420482, 1520854, 1724871, 1878702, 2281281, 2773322, 3449742, 4024699, 4159983, 4562562, 5322989, 8049398, 8319966, 9706627, 10645978, 12074097, 15968967, 19413254, 23573237, 24148194, 29119881, 31937934, 47146474, 58239762, 70719711, 141439422, 165012659, 330025318, 495037977, 990075954]

約数ペア:

[(1, 990075954), (2, 495037977), (3, 330025318), (6, 165012659), (7, 141439422), (14, 70719711), (17, 58239762), (21, 47146474), (31, 31937934), (34, 29119881), (41, 24148194), (42, 23573237), (51, 19413254), (62, 15968967), (82, 12074097), (93, 10645978), (102, 9706627), (119, 8319966), (123, 8049398), (186, 5322989), (217, 4562562), (238, 4159983), (246, 4024699), (287, 3449742), (357, 2773322), (434, 2281281), (527, 1878702), (574, 1724871), (651, 1520854), (697, 1420482), (714, 1386661), (861, 1149914), (1054, 939351), (1091, 907494), (1271, 778974), (1302, 760427), (1394, 710241), (1581, 626234), (1722, 574957), (2091, 473494), (2182, 453747), (2542, 389487), (3162, 313117), (3273, 302498), (3689, 268386), (3813, 259658), (4182, 236747), (4879, 202926), (6546, 151249), (7378, 134193), (7626, 129829), (7637, 129642), (8897, 111282), (9758, 101463), (11067, 89462), (14637, 67642), (15274, 64821), (17794, 55641), (18547, 53382), (21607, 45822), (22134, 44731), (22911, 43214), (26691, 37094), (29274, 33821)]