158587761

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{1997}}^1$

素因数の和:2360

約数の個数: 16

約数和(自身を含む): 214441344

約数和(自身を除く): 55853583

約数列:

[1, 3, 103, 257, 309, 771, 1997, 5991, 26471, 79413, 205691, 513229, 617073, 1539687, 52862587, 158587761]

約数ペア:

[(1, 158587761), (3, 52862587), (103, 1539687), (257, 617073), (309, 513229), (771, 205691), (1997, 79413), (5991, 26471)]