28121111

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:175

約数の個数: 24

約数和(自身を含む): 32250960

約数和(自身を除く): 4129849

約数列:

[1, 17, 23, 53, 59, 391, 529, 901, 1003, 1219, 1357, 3127, 8993, 20723, 23069, 28037, 31211, 53159, 71921, 476629, 530587, 1222657, 1654183, 28121111]

約数ペア:

[(1, 28121111), (17, 1654183), (23, 1222657), (53, 530587), (59, 476629), (391, 71921), (529, 53159), (901, 31211), (1003, 28037), (1219, 23069), (1357, 20723), (3127, 8993)]