78891201

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{1471}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 117112320

約数和(自身を除く): 38221119

約数列:

[1, 3, 9, 59, 101, 177, 303, 531, 909, 1471, 4413, 5959, 13239, 17877, 53631, 86789, 148571, 260367, 445713, 781101, 1337139, 8765689, 26297067, 78891201]

約数ペア:

[(1, 78891201), (3, 26297067), (9, 8765689), (59, 1337139), (101, 781101), (177, 445713), (303, 260367), (531, 148571), (909, 86789), (1471, 53631), (4413, 17877), (5959, 13239)]