51620303

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{653}}^1$

素因数の和:1174

約数の個数: 16

約数和(自身を含む): 61779456

約数和(自身を除く): 10159153

約数列:

[1, 7, 23, 161, 491, 653, 3437, 4571, 11293, 15019, 79051, 105133, 320623, 2244361, 7374329, 51620303]

約数ペア:

[(1, 51620303), (7, 7374329), (23, 2244361), (161, 320623), (491, 105133), (653, 79051), (3437, 15019), (4571, 11293)]