131266902

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 291646656

約数和(自身を除く): 160379754

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 113, 159, 226, 281, 318, 339, 562, 678, 689, 843, 1378, 1469, 1686, 2067, 2938, 3653, 4134, 4407, 5989, 7306, 8814, 10959, 11978, 14893, 17967, 21918, 29786, 31753, 35934, 44679, 63506, 77857, 89358, 95259, 155714, 190518, 193609, 233571, 387218, 412789, 467142, 580827, 825578, 1161654, 1238367, 1682909, 2476734, 3365818, 5048727, 10097454, 21877817, 43755634, 65633451, 131266902]

約数ペア:

[(1, 131266902), (2, 65633451), (3, 43755634), (6, 21877817), (13, 10097454), (26, 5048727), (39, 3365818), (53, 2476734), (78, 1682909), (106, 1238367), (113, 1161654), (159, 825578), (226, 580827), (281, 467142), (318, 412789), (339, 387218), (562, 233571), (678, 193609), (689, 190518), (843, 155714), (1378, 95259), (1469, 89358), (1686, 77857), (2067, 63506), (2938, 44679), (3653, 35934), (4134, 31753), (4407, 29786), (5989, 21918), (7306, 17967), (8814, 14893), (10959, 11978)]