156656381

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{607}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 191301120

約数和(自身を除く): 34644739

約数列:

[1, 7, 23, 49, 161, 229, 607, 1127, 1603, 4249, 5267, 11221, 13961, 29743, 36869, 97727, 139003, 258083, 684089, 973021, 3197069, 6811147, 22379483, 156656381]

約数ペア:

[(1, 156656381), (7, 22379483), (23, 6811147), (49, 3197069), (161, 973021), (229, 684089), (607, 258083), (1127, 139003), (1603, 97727), (4249, 36869), (5267, 29743), (11221, 13961)]