2113148905

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{2861}}^1$

素因数の和:3369

約数の個数: 32

約数和(自身を含む): 2967321600

約数和(自身を除く): 854172695

約数列:

[1, 5, 7, 35, 47, 235, 329, 449, 1645, 2245, 2861, 3143, 14305, 15715, 20027, 21103, 100135, 105515, 134467, 147721, 672335, 738605, 941269, 1284589, 4706345, 6422945, 8992123, 44960615, 60375683, 301878415, 422629781, 2113148905]

約数ペア:

[(1, 2113148905), (5, 422629781), (7, 301878415), (35, 60375683), (47, 44960615), (235, 8992123), (329, 6422945), (449, 4706345), (1645, 1284589), (2245, 941269), (2861, 738605), (3143, 672335), (14305, 147721), (15715, 134467), (20027, 105515), (21103, 100135)]