72621553

素因数分解:

${\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 77932800

約数和(自身を除く): 5311247

約数列:

[1, 19, 131, 163, 179, 2489, 3097, 3401, 21353, 23449, 29177, 405707, 445531, 554363, 3822187, 72621553]

約数ペア:

[(1, 72621553), (19, 3822187), (131, 554363), (163, 445531), (179, 405707), (2489, 29177), (3097, 23449), (3401, 21353)]