386784385

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{9739}}^1$

素因数の和:9817

約数の個数: 24

約数和(自身を含む): 513336960

約数和(自身を除く): 126552575

約数列:

[1, 5, 13, 47, 65, 169, 235, 611, 845, 3055, 7943, 9739, 39715, 48695, 126607, 457733, 633035, 1645891, 2288665, 5950529, 8229455, 29752645, 77356877, 386784385]

約数ペア:

[(1, 386784385), (5, 77356877), (13, 29752645), (47, 8229455), (65, 5950529), (169, 2288665), (235, 1645891), (611, 633035), (845, 457733), (3055, 126607), (7943, 48695), (9739, 39715)]