20172082617

素因数分解:

$3^4\times {\mathrm{3221}}^1\times {\mathrm{77317}}^1$

素因数の和:80550

約数の個数: 20

約数和(自身を含む): 30143350116

約数和(自身を除く): 9971267499

約数列:

[1, 3, 9, 27, 81, 3221, 9663, 28989, 77317, 86967, 231951, 260901, 695853, 2087559, 6262677, 249038057, 747114171, 2241342513, 6724027539, 20172082617]

約数ペア:

[(1, 20172082617), (3, 6724027539), (9, 2241342513), (27, 747114171), (81, 249038057), (3221, 6262677), (9663, 2087559), (28989, 695853), (77317, 260901), (86967, 231951)]