10821075

素因数分解:

$3^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{647}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 17998848

約数和(自身を除く): 7177773

約数列:

[1, 3, 5, 15, 25, 75, 223, 647, 669, 1115, 1941, 3235, 3345, 5575, 9705, 16175, 16725, 48525, 144281, 432843, 721405, 2164215, 3607025, 10821075]

約数ペア:

[(1, 10821075), (3, 3607025), (5, 2164215), (15, 721405), (25, 432843), (75, 144281), (223, 48525), (647, 16725), (669, 16175), (1115, 9705), (1941, 5575), (3235, 3345)]