161728743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{21977}}^1$

素因数の和:22214

約数の個数: 16

約数和(自身を含む): 236307456

約数和(自身を除く): 74578713

約数列:

[1, 3, 11, 33, 223, 669, 2453, 7359, 21977, 65931, 241747, 725241, 4900871, 14702613, 53909581, 161728743]

約数ペア:

[(1, 161728743), (3, 53909581), (11, 14702613), (33, 4900871), (223, 725241), (669, 241747), (2453, 65931), (7359, 21977)]