28931749

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{937}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 36199296

約数和(自身を除く): 7267547

約数列:

[1, 7, 11, 77, 401, 937, 2807, 4411, 6559, 10307, 30877, 72149, 375737, 2630159, 4133107, 28931749]

約数ペア:

[(1, 28931749), (7, 4133107), (11, 2630159), (77, 375737), (401, 72149), (937, 30877), (2807, 10307), (4411, 6559)]