11990545

素因数分解:

$5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 16929000

約数和(自身を除く): 4938455

約数列:

[1, 5, 7, 35, 49, 109, 245, 449, 545, 763, 2245, 3143, 3815, 5341, 15715, 22001, 26705, 48941, 110005, 244705, 342587, 1712935, 2398109, 11990545]

約数ペア:

[(1, 11990545), (5, 2398109), (7, 1712935), (35, 342587), (49, 244705), (109, 110005), (245, 48941), (449, 26705), (545, 22001), (763, 15715), (2245, 5341), (3143, 3815)]