172188045

素因数分解:

$3^3\times 5^1\times {\mathrm{1275467}}^1$

素因数の和:1275481

約数の個数: 16

約数和(自身を含む): 306112320

約数和(自身を除く): 133924275

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1275467, 3826401, 6377335, 11479203, 19132005, 34437609, 57396015, 172188045]

約数ペア:

[(1, 172188045), (3, 57396015), (5, 34437609), (9, 19132005), (15, 11479203), (27, 6377335), (45, 3826401), (135, 1275467)]