221235612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{1753}}^1$

素因数の和:2582

約数の個数: 48

約数和(自身を含む): 556930080

約数和(自身を除く): 335694468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 809, 1618, 1753, 2427, 3236, 3506, 4854, 5259, 7012, 9708, 10517, 10518, 21034, 21036, 22789, 31551, 42068, 45578, 63102, 68367, 91156, 126204, 136734, 273468, 1418177, 2836354, 4254531, 5672708, 8509062, 17018124, 18436301, 36872602, 55308903, 73745204, 110617806, 221235612]

約数ペア:

[(1, 221235612), (2, 110617806), (3, 73745204), (4, 55308903), (6, 36872602), (12, 18436301), (13, 17018124), (26, 8509062), (39, 5672708), (52, 4254531), (78, 2836354), (156, 1418177), (809, 273468), (1618, 136734), (1753, 126204), (2427, 91156), (3236, 68367), (3506, 63102), (4854, 45578), (5259, 42068), (7012, 31551), (9708, 22789), (10517, 21036), (10518, 21034)]