123216075

素因数分解:

$3^2\times 5^2\times {\mathrm{547627}}^1$

素因数の和:547643

約数の個数: 18

約数和(自身を含む): 220694084

約数和(自身を除く): 97478009

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 547627, 1642881, 2738135, 4928643, 8214405, 13690675, 24643215, 41072025, 123216075]

約数ペア:

[(1, 123216075), (3, 41072025), (5, 24643215), (9, 13690675), (15, 8214405), (25, 4928643), (45, 2738135), (75, 1642881), (225, 547627)]