1640443389

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{302609}}^1$

素因数の和:302764

約数の個数: 16

約数和(自身を含む): 2372462400

約数和(自身を除く): 732019011

約数列:

[1, 3, 13, 39, 139, 417, 1807, 5421, 302609, 907827, 3933917, 11801751, 42062651, 126187953, 546814463, 1640443389]

約数ペア:

[(1, 1640443389), (3, 546814463), (13, 126187953), (39, 42062651), (139, 11801751), (417, 3933917), (1807, 907827), (5421, 302609)]