127900522015

素因数分解:

$5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{1240007}}^1$

素因数の和:1240447

約数の個数: 24

約数和(自身を含む): 178962914592

約数和(自身を除く): 51062392577

約数列:

[1, 5, 7, 35, 49, 245, 421, 2105, 2947, 14735, 20629, 103145, 1240007, 6200035, 8680049, 43400245, 60760343, 303801715, 522042947, 2610214735, 3654300629, 18271503145, 25580104403, 127900522015]

約数ペア:

[(1, 127900522015), (5, 25580104403), (7, 18271503145), (35, 3654300629), (49, 2610214735), (245, 522042947), (421, 303801715), (2105, 60760343), (2947, 43400245), (14735, 8680049), (20629, 6200035), (103145, 1240007)]