667342736

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{251}}^1\times {\mathrm{1553}}^1$

素因数の和:1919

約数の個数: 40

約数和(自身を含む): 1311103584

約数和(自身を除く): 643760848

約数列:

[1, 2, 4, 8, 16, 107, 214, 251, 428, 502, 856, 1004, 1553, 1712, 2008, 3106, 4016, 6212, 12424, 24848, 26857, 53714, 107428, 166171, 214856, 332342, 389803, 429712, 664684, 779606, 1329368, 1559212, 2658736, 3118424, 6236848, 41708921, 83417842, 166835684, 333671368, 667342736]

約数ペア:

[(1, 667342736), (2, 333671368), (4, 166835684), (8, 83417842), (16, 41708921), (107, 6236848), (214, 3118424), (251, 2658736), (428, 1559212), (502, 1329368), (856, 779606), (1004, 664684), (1553, 429712), (1712, 389803), (2008, 332342), (3106, 214856), (4016, 166171), (6212, 107428), (12424, 53714), (24848, 26857)]