28294578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{120917}}^1$

素因数の和:120938

約数の個数: 24

約数和(自身を含む): 66021228

約数和(自身を除く): 37726650

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 120917, 241834, 362751, 725502, 1088253, 1571921, 2176506, 3143842, 4715763, 9431526, 14147289, 28294578]

約数ペア:

[(1, 28294578), (2, 14147289), (3, 9431526), (6, 4715763), (9, 3143842), (13, 2176506), (18, 1571921), (26, 1088253), (39, 725502), (78, 362751), (117, 241834), (234, 120917)]