1389830974

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3423229}}^1$

素因数の和:3423267

約数の個数: 16

約数和(自身を含む): 2464725600

約数和(自身を除く): 1074894626

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 3423229, 6846458, 23962603, 47925206, 99273641, 198547282, 694915487, 1389830974]

約数ペア:

[(1, 1389830974), (2, 694915487), (7, 198547282), (14, 99273641), (29, 47925206), (58, 23962603), (203, 6846458), (406, 3423229)]