821497716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:670

約数の個数: 144

約数和(自身を含む): 2352639744

約数和(自身を除く): 1531142028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 167, 207, 234, 276, 299, 334, 414, 457, 468, 501, 598, 668, 828, 897, 914, 1002, 1196, 1371, 1503, 1794, 1828, 2004, 2171, 2691, 2742, 3006, 3588, 3841, 4113, 4342, 5382, 5484, 5941, 6012, 6513, 7682, 8226, 8684, 10511, 10764, 11523, 11882, 13026, 15364, 16452, 17823, 19539, 21022, 23046, 23764, 26052, 31533, 34569, 35646, 39078, 42044, 46092, 49933, 53469, 63066, 69138, 71292, 76319, 78156, 94599, 99866, 106938, 126132, 136643, 138276, 149799, 152638, 189198, 199732, 213876, 228957, 273286, 299598, 305276, 378396, 409929, 449397, 457914, 546572, 599196, 686871, 819858, 898794, 915828, 992147, 1229787, 1373742, 1639716, 1755337, 1797588, 1984294, 2459574, 2747484, 2976441, 3510674, 3968588, 4919148, 5266011, 5952882, 7021348, 8929323, 10532022, 11905764, 15798033, 17858646, 21064044, 22819381, 31596066, 35717292, 45638762, 63192132, 68458143, 91277524, 136916286, 205374429, 273832572, 410748858, 821497716]

約数ペア:

[(1, 821497716), (2, 410748858), (3, 273832572), (4, 205374429), (6, 136916286), (9, 91277524), (12, 68458143), (13, 63192132), (18, 45638762), (23, 35717292), (26, 31596066), (36, 22819381), (39, 21064044), (46, 17858646), (52, 15798033), (69, 11905764), (78, 10532022), (92, 8929323), (117, 7021348), (138, 5952882), (156, 5266011), (167, 4919148), (207, 3968588), (234, 3510674), (276, 2976441), (299, 2747484), (334, 2459574), (414, 1984294), (457, 1797588), (468, 1755337), (501, 1639716), (598, 1373742), (668, 1229787), (828, 992147), (897, 915828), (914, 898794), (1002, 819858), (1196, 686871), (1371, 599196), (1503, 546572), (1794, 457914), (1828, 449397), (2004, 409929), (2171, 378396), (2691, 305276), (2742, 299598), (3006, 273286), (3588, 228957), (3841, 213876), (4113, 199732), (4342, 189198), (5382, 152638), (5484, 149799), (5941, 138276), (6012, 136643), (6513, 126132), (7682, 106938), (8226, 99866), (8684, 94599), (10511, 78156), (10764, 76319), (11523, 71292), (11882, 69138), (13026, 63066), (15364, 53469), (16452, 49933), (17823, 46092), (19539, 42044), (21022, 39078), (23046, 35646), (23764, 34569), (26052, 31533)]