131587617

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{28099}}^1$

素因数の和:28332

約数の個数: 16

約数和(自身を含む): 201420800

約数和(自身を除く): 69833183

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 28099, 84297, 196693, 590079, 6266077, 18798231, 43862539, 131587617]

約数ペア:

[(1, 131587617), (3, 43862539), (7, 18798231), (21, 6266077), (223, 590079), (669, 196693), (1561, 84297), (4683, 28099)]