321025756

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{19753}}^1$

素因数の和:20013

約数の個数: 24

約数和(自身を含む): 597360960

約数和(自身を除く): 276335204

約数列:

[1, 2, 4, 17, 34, 68, 239, 478, 956, 4063, 8126, 16252, 19753, 39506, 79012, 335801, 671602, 1343204, 4720967, 9441934, 18883868, 80256439, 160512878, 321025756]

約数ペア:

[(1, 321025756), (2, 160512878), (4, 80256439), (17, 18883868), (34, 9441934), (68, 4720967), (239, 1343204), (478, 671602), (956, 335801), (4063, 79012), (8126, 39506), (16252, 19753)]