56687248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{208409}}^1$

素因数の和:208434

約数の個数: 20

約数和(自身を含む): 116292780

約数和(自身を除く): 59605532

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 208409, 416818, 833636, 1667272, 3334544, 3542953, 7085906, 14171812, 28343624, 56687248]

約数ペア:

[(1, 56687248), (2, 28343624), (4, 14171812), (8, 7085906), (16, 3542953), (17, 3334544), (34, 1667272), (68, 833636), (136, 416818), (272, 208409)]