15207920065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1\times {\mathrm{6257}}^1$

素因数の和:6949

約数の個数: 32

約数和(自身を含む): 20011281696

約数和(自身を除く): 4803361631

約数列:

[1, 5, 13, 61, 65, 305, 613, 793, 3065, 3965, 6257, 7969, 31285, 37393, 39845, 81341, 186965, 381677, 406705, 486109, 1908385, 2430545, 3835541, 4961801, 19177705, 24809005, 49862033, 233968001, 249310165, 1169840005, 3041584013, 15207920065]

約数ペア:

[(1, 15207920065), (5, 3041584013), (13, 1169840005), (61, 249310165), (65, 233968001), (305, 49862033), (613, 24809005), (793, 19177705), (3065, 4961801), (3965, 3835541), (6257, 2430545), (7969, 1908385), (31285, 486109), (37393, 406705), (39845, 381677), (81341, 186965)]