11958821

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 14106624

約数和(自身を除く): 2147803

約数列:

[1, 7, 47, 163, 223, 329, 1141, 1561, 7661, 10481, 36349, 53627, 73367, 254443, 1708403, 11958821]

約数ペア:

[(1, 11958821), (7, 1708403), (47, 254443), (163, 73367), (223, 53627), (329, 36349), (1141, 10481), (1561, 7661)]