28001715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{266683}}^1$

素因数の和:266698

約数の個数: 16

約数和(自身を含む): 51203328

約数和(自身を除く): 23201613

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 266683, 800049, 1333415, 1866781, 4000245, 5600343, 9333905, 28001715]

約数ペア:

[(1, 28001715), (3, 9333905), (5, 5600343), (7, 4000245), (15, 1866781), (21, 1333415), (35, 800049), (105, 266683)]