1561939095

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1\times {\mathrm{4241}}^1$

素因数の和:4863

約数の個数: 32

約数和(自身を含む): 2562303744

約数和(自身を除く): 1000364649

約数列:

[1, 3, 5, 15, 43, 129, 215, 571, 645, 1713, 2855, 4241, 8565, 12723, 21205, 24553, 63615, 73659, 122765, 182363, 368295, 547089, 911815, 2421611, 2735445, 7264833, 12108055, 36324165, 104129273, 312387819, 520646365, 1561939095]

約数ペア:

[(1, 1561939095), (3, 520646365), (5, 312387819), (15, 104129273), (43, 36324165), (129, 12108055), (215, 7264833), (571, 2735445), (645, 2421611), (1713, 911815), (2855, 547089), (4241, 368295), (8565, 182363), (12723, 122765), (21205, 73659), (24553, 63615)]