1391901

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 2150400

約数和(自身を除く): 758499

約数列:

[1, 3, 7, 21, 79, 237, 553, 839, 1659, 2517, 5873, 17619, 66281, 198843, 463967, 1391901]

約数ペア:

[(1, 1391901), (3, 463967), (7, 198843), (21, 66281), (79, 17619), (237, 5873), (553, 2517), (839, 1659)]