397789730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3059921}}^1$

素因数の和:3059941

約数の個数: 16

約数和(自身を含む): 771100344

約数和(自身を除く): 373310614

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3059921, 6119842, 15299605, 30599210, 39778973, 79557946, 198894865, 397789730]

約数ペア:

[(1, 397789730), (2, 198894865), (5, 79557946), (10, 39778973), (13, 30599210), (26, 15299605), (65, 6119842), (130, 3059921)]