515948905

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 655540128

約数和(自身を除く): 139591223

約数列:

[1, 5, 37, 53, 101, 185, 265, 505, 521, 1961, 2605, 3737, 5353, 9805, 18685, 19277, 26765, 27613, 52621, 96385, 138065, 198061, 263105, 990305, 1021681, 1946977, 2788913, 5108405, 9734885, 13944565, 103189781, 515948905]

約数ペア:

[(1, 515948905), (5, 103189781), (37, 13944565), (53, 9734885), (101, 5108405), (185, 2788913), (265, 1946977), (505, 1021681), (521, 990305), (1961, 263105), (2605, 198061), (3737, 138065), (5353, 96385), (9805, 52621), (18685, 27613), (19277, 26765)]