28439528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{273457}}^1$

素因数の和:273476

約数の個数: 16

約数和(自身を含む): 57426180

約数和(自身を除く): 28986652

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 273457, 546914, 1093828, 2187656, 3554941, 7109882, 14219764, 28439528]

約数ペア:

[(1, 28439528), (2, 14219764), (4, 7109882), (8, 3554941), (13, 2187656), (26, 1093828), (52, 546914), (104, 273457)]