28857784

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{719}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 56376000

約数和(自身を除く): 27518216

約数列:

[1, 2, 4, 8, 29, 58, 116, 173, 232, 346, 692, 719, 1384, 1438, 2876, 5017, 5752, 10034, 20068, 20851, 40136, 41702, 83404, 124387, 166808, 248774, 497548, 995096, 3607223, 7214446, 14428892, 28857784]

約数ペア:

[(1, 28857784), (2, 14428892), (4, 7214446), (8, 3607223), (29, 995096), (58, 497548), (116, 248774), (173, 166808), (232, 124387), (346, 83404), (692, 41702), (719, 40136), (1384, 20851), (1438, 20068), (2876, 10034), (5017, 5752)]