81603123

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{53231}}^1$

素因数の和:53314

約数の個数: 16

約数和(自身を含む): 126053376

約数和(自身を除く): 44450253

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 53231, 159693, 372617, 1117851, 3885863, 11657589, 27201041, 81603123]

約数ペア:

[(1, 81603123), (3, 27201041), (7, 11657589), (21, 3885863), (73, 1117851), (219, 372617), (511, 159693), (1533, 53231)]