201936981

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1\times {\mathrm{1999}}^1$

素因数の和:2376

約数の個数: 16

約数和(自身を含む): 272384000

約数和(自身を除く): 70447019

約数列:

[1, 3, 151, 223, 453, 669, 1999, 5997, 33673, 101019, 301849, 445777, 905547, 1337331, 67312327, 201936981]

約数ペア:

[(1, 201936981), (3, 67312327), (151, 1337331), (223, 905547), (453, 445777), (669, 301849), (1999, 101019), (5997, 33673)]