161761921

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{991}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 173703168

約数和(自身を除く): 11941247

約数列:

[1, 23, 47, 151, 991, 1081, 3473, 7097, 22793, 46577, 149641, 163231, 1071271, 3441743, 7033127, 161761921]

約数ペア:

[(1, 161761921), (23, 7033127), (47, 3441743), (151, 1071271), (991, 163231), (1081, 149641), (3473, 46577), (7097, 22793)]