86411221

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1583}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 104353920

約数和(自身を除く): 17942699

約数列:

[1, 13, 17, 19, 169, 221, 247, 323, 1583, 2873, 3211, 4199, 20579, 26911, 30077, 54587, 267527, 349843, 391001, 511309, 4547959, 5083013, 6647017, 86411221]

約数ペア:

[(1, 86411221), (13, 6647017), (17, 5083013), (19, 4547959), (169, 511309), (221, 391001), (247, 349843), (323, 267527), (1583, 54587), (2873, 30077), (3211, 26911), (4199, 20579)]