87821451

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{70201}}^1$

素因数の和:70346

約数の個数: 12

約数和(自身を含む): 127767640

約数和(自身を除く): 39946189

約数列:

[1, 3, 9, 139, 417, 1251, 70201, 210603, 631809, 9757939, 29273817, 87821451]

約数ペア:

[(1, 87821451), (3, 29273817), (9, 9757939), (139, 631809), (417, 210603), (1251, 70201)]