156765539

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{20717}}^1$

素因数の和:20794

約数の個数: 16

約数和(自身を含む): 190937088

約数和(自身を除く): 34171549

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 20717, 145019, 476491, 973699, 3335437, 6815893, 22395077, 156765539]

約数ペア:

[(1, 156765539), (7, 22395077), (23, 6815893), (47, 3335437), (161, 973699), (329, 476491), (1081, 145019), (7567, 20717)]