28628629

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 32713920

約数和(自身を除く): 4085291

約数列:

[1, 17, 23, 59, 73, 289, 391, 1003, 1241, 1357, 1679, 4307, 6647, 17051, 21097, 23069, 28543, 73219, 99061, 392173, 485231, 1244723, 1684037, 28628629]

約数ペア:

[(1, 28628629), (17, 1684037), (23, 1244723), (59, 485231), (73, 392173), (289, 99061), (391, 73219), (1003, 28543), (1241, 23069), (1357, 21097), (1679, 17051), (4307, 6647)]