58517221

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 71737920

約数和(自身を除く): 13220699

約数列:

[1, 7, 23, 49, 137, 161, 379, 959, 1127, 2653, 3151, 6713, 8717, 18571, 22057, 51923, 61019, 154399, 363461, 427133, 1194229, 2544227, 8359603, 58517221]

約数ペア:

[(1, 58517221), (7, 8359603), (23, 2544227), (49, 1194229), (137, 427133), (161, 363461), (379, 154399), (959, 61019), (1127, 51923), (2653, 22057), (3151, 18571), (6713, 8717)]