71990158

素因数分解:

$2^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:1059

約数の個数: 16

約数和(自身を含む): 109048176

約数和(自身を除く): 37058018

約数列:

[1, 2, 193, 386, 421, 443, 842, 886, 81253, 85499, 162506, 170998, 186503, 373006, 35995079, 71990158]

約数ペア:

[(1, 71990158), (2, 35995079), (193, 373006), (386, 186503), (421, 170998), (443, 162506), (842, 85499), (886, 81253)]