28217852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6869}}^1$

素因数の和:6965

約数の個数: 24

約数和(自身を含む): 53860800

約数和(自身を除く): 25642948

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 6869, 13738, 27476, 89297, 178594, 357188, 542651, 1085302, 2170604, 7054463, 14108926, 28217852]

約数ペア:

[(1, 28217852), (2, 14108926), (4, 7054463), (13, 2170604), (26, 1085302), (52, 542651), (79, 357188), (158, 178594), (316, 89297), (1027, 27476), (2054, 13738), (4108, 6869)]