16875945

素因数分解:

$3^4\times 5^1\times {\mathrm{41669}}^1$

素因数の和:41686

約数の個数: 20

約数和(自身を含む): 30252420

約数和(自身を除く): 13376475

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 41669, 125007, 208345, 375021, 625035, 1125063, 1875105, 3375189, 5625315, 16875945]

約数ペア:

[(1, 16875945), (3, 5625315), (5, 3375189), (9, 1875105), (15, 1125063), (27, 625035), (45, 375021), (81, 208345), (135, 125007), (405, 41669)]