10921425

素因数分解:

$3^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{653}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 18165504

約数和(自身を除く): 7244079

約数列:

[1, 3, 5, 15, 25, 75, 223, 653, 669, 1115, 1959, 3265, 3345, 5575, 9795, 16325, 16725, 48975, 145619, 436857, 728095, 2184285, 3640475, 10921425]

約数ペア:

[(1, 10921425), (3, 3640475), (5, 2184285), (15, 728095), (25, 436857), (75, 145619), (223, 48975), (653, 16725), (669, 16325), (1115, 9795), (1959, 5575), (3265, 3345)]