389629947

素因数分解:

$3^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{30071}}^1$

素因数の和:30698

約数の個数: 16

約数和(自身を含む): 594703872

約数和(自身を除く): 205073925

約数列:

[1, 3, 7, 21, 617, 1851, 4319, 12957, 30071, 90213, 210497, 631491, 18553807, 55661421, 129876649, 389629947]

約数ペア:

[(1, 389629947), (3, 129876649), (7, 55661421), (21, 18553807), (617, 631491), (1851, 210497), (4319, 90213), (12957, 30071)]