28283528

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38851}}^1$

素因数の和:38877

約数の個数: 32

約数和(自身を含む): 65271360

約数和(自身を除く): 36987832

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 38851, 77702, 155404, 271957, 310808, 505063, 543914, 1010126, 1087828, 2020252, 2175656, 3535441, 4040504, 7070882, 14141764, 28283528]

約数ペア:

[(1, 28283528), (2, 14141764), (4, 7070882), (7, 4040504), (8, 3535441), (13, 2175656), (14, 2020252), (26, 1087828), (28, 1010126), (52, 543914), (56, 505063), (91, 310808), (104, 271957), (182, 155404), (364, 77702), (728, 38851)]