667524

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 1834560

約数和(自身を除く): 1167036

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 389, 429, 572, 778, 858, 1167, 1556, 1716, 2334, 4279, 4668, 5057, 8558, 10114, 12837, 15171, 17116, 20228, 25674, 30342, 51348, 55627, 60684, 111254, 166881, 222508, 333762, 667524]

約数ペア:

[(1, 667524), (2, 333762), (3, 222508), (4, 166881), (6, 111254), (11, 60684), (12, 55627), (13, 51348), (22, 30342), (26, 25674), (33, 20228), (39, 17116), (44, 15171), (52, 12837), (66, 10114), (78, 8558), (132, 5057), (143, 4668), (156, 4279), (286, 2334), (389, 1716), (429, 1556), (572, 1167), (778, 858)]