28219802

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15287}}^1$

素因数の和:15373

約数の個数: 16

約数和(自身を含む): 46230912

約数和(自身を除く): 18011110

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 15287, 30574, 198731, 397462, 1085377, 2170754, 14109901, 28219802]

約数ペア:

[(1, 28219802), (2, 14109901), (13, 2170754), (26, 1085377), (71, 397462), (142, 198731), (923, 30574), (1846, 15287)]