12765529

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 15890688

約数和(自身を除く): 3125159

約数列:

[1, 7, 23, 47, 49, 161, 241, 329, 1081, 1127, 1687, 2303, 5543, 7567, 11327, 11809, 38801, 52969, 79289, 260521, 271607, 555023, 1823647, 12765529]

約数ペア:

[(1, 12765529), (7, 1823647), (23, 555023), (47, 271607), (49, 260521), (161, 79289), (241, 52969), (329, 38801), (1081, 11809), (1127, 11327), (1687, 7567), (2303, 5543)]