28275728

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{10457}}^1$

素因数の和:10491

約数の個数: 30

約数和(自身を含む): 59328234

約数和(自身を除く): 31052506

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 10457, 20914, 41828, 83656, 135941, 167312, 271882, 543764, 1087528, 1767233, 2175056, 3534466, 7068932, 14137864, 28275728]

約数ペア:

[(1, 28275728), (2, 14137864), (4, 7068932), (8, 3534466), (13, 2175056), (16, 1767233), (26, 1087528), (52, 543764), (104, 271882), (169, 167312), (208, 135941), (338, 83656), (676, 41828), (1352, 20914), (2704, 10457)]