520020579

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 759528000

約数和(自身を除く): 239507421

約数列:

[1, 3, 13, 39, 109, 149, 327, 447, 821, 1417, 1937, 2463, 4251, 5811, 10673, 16241, 32019, 48723, 89489, 122329, 211133, 268467, 366987, 633399, 1163357, 1590277, 3490071, 4770831, 13333861, 40001583, 173340193, 520020579]

約数ペア:

[(1, 520020579), (3, 173340193), (13, 40001583), (39, 13333861), (109, 4770831), (149, 3490071), (327, 1590277), (447, 1163357), (821, 633399), (1417, 366987), (1937, 268467), (2463, 211133), (4251, 122329), (5811, 89489), (10673, 48723), (16241, 32019)]