28975415

素因数分解:

$5^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{521}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 40703472

約数和(自身を除く): 11728057

約数列:

[1, 5, 7, 35, 49, 227, 245, 521, 1135, 1589, 2605, 3647, 7945, 11123, 18235, 25529, 55615, 118267, 127645, 591335, 827869, 4139345, 5795083, 28975415]

約数ペア:

[(1, 28975415), (5, 5795083), (7, 4139345), (35, 827869), (49, 591335), (227, 127645), (245, 118267), (521, 55615), (1135, 25529), (1589, 18235), (2605, 11123), (3647, 7945)]