156940844905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19801}}^1\times {\mathrm{121937}}^1$

素因数の和:141756

約数の個数: 16

約数和(自身を含む): 202827767184

約数和(自身を除く): 45886922279

約数列:

[1, 5, 13, 65, 19801, 99005, 121937, 257413, 609685, 1287065, 1585181, 7925905, 2414474537, 12072372685, 31388168981, 156940844905]

約数ペア:

[(1, 156940844905), (5, 31388168981), (13, 12072372685), (65, 2414474537), (19801, 7925905), (99005, 1585181), (121937, 1287065), (257413, 609685)]