74788415

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{1321}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 98705808

約数和(自身を除く): 23917393

約数列:

[1, 5, 13, 65, 67, 169, 335, 845, 871, 1321, 4355, 6605, 11323, 17173, 56615, 85865, 88507, 223249, 442535, 1116245, 1150591, 5752955, 14957683, 74788415]

約数ペア:

[(1, 74788415), (5, 14957683), (13, 5752955), (65, 1150591), (67, 1116245), (169, 442535), (335, 223249), (845, 88507), (871, 85865), (1321, 56615), (4355, 17173), (6605, 11323)]