28405828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{28069}}^1$

素因数の和:28107

約数の個数: 24

約数和(自身を含む): 56589120

約数和(自身を除く): 28183292

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 28069, 56138, 112276, 308759, 617518, 645587, 1235036, 1291174, 2582348, 7101457, 14202914, 28405828]

約数ペア:

[(1, 28405828), (2, 14202914), (4, 7101457), (11, 2582348), (22, 1291174), (23, 1235036), (44, 645587), (46, 617518), (92, 308759), (253, 112276), (506, 56138), (1012, 28069)]