418777671

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1153}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 615220480

約数和(自身を除く): 196442809

約数列:

[1, 3, 13, 39, 67, 139, 201, 417, 871, 1153, 1807, 2613, 3459, 5421, 9313, 14989, 27939, 44967, 77251, 121069, 160267, 231753, 363207, 480801, 1004263, 2083471, 3012789, 6250413, 10737889, 32213667, 139592557, 418777671]

約数ペア:

[(1, 418777671), (3, 139592557), (13, 32213667), (39, 10737889), (67, 6250413), (139, 3012789), (201, 2083471), (417, 1004263), (871, 480801), (1153, 363207), (1807, 231753), (2613, 160267), (3459, 121069), (5421, 77251), (9313, 44967), (14989, 27939)]