68778868

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{1201}}^1$

素因数の和:1447

約数の個数: 24

約数和(自身を含む): 122507840

約数和(自身を除く): 53728972

約数列:

[1, 2, 4, 103, 139, 206, 278, 412, 556, 1201, 2402, 4804, 14317, 28634, 57268, 123703, 166939, 247406, 333878, 494812, 667756, 17194717, 34389434, 68778868]

約数ペア:

[(1, 68778868), (2, 34389434), (4, 17194717), (103, 667756), (139, 494812), (206, 333878), (278, 247406), (412, 166939), (556, 123703), (1201, 57268), (2402, 28634), (4804, 14317)]