172080495

素因数分解:

$3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{20021}}^1$

素因数の和:20223

約数の個数: 24

約数和(自身を含む): 299849472

約数和(自身を除く): 127768977

約数列:

[1, 3, 5, 9, 15, 45, 191, 573, 955, 1719, 2865, 8595, 20021, 60063, 100105, 180189, 300315, 900945, 3824011, 11472033, 19120055, 34416099, 57360165, 172080495]

約数ペア:

[(1, 172080495), (3, 57360165), (5, 34416099), (9, 19120055), (15, 11472033), (45, 3824011), (191, 900945), (573, 300315), (955, 180189), (1719, 100105), (2865, 60063), (8595, 20021)]