67947368

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{29389}}^1$

素因数の和:29429

約数の個数: 24

約数和(自身を含む): 135340950

約数和(自身を除く): 67393582

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 29389, 58778, 117556, 235112, 499613, 999226, 1998452, 3996904, 8493421, 16986842, 33973684, 67947368]

約数ペア:

[(1, 67947368), (2, 33973684), (4, 16986842), (8, 8493421), (17, 3996904), (34, 1998452), (68, 999226), (136, 499613), (289, 235112), (578, 117556), (1156, 58778), (2312, 29389)]