147394205

素因数分解:

$5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{1429}}^1$

素因数の和:1869

約数の個数: 24

約数和(自身を含む): 206383320

約数和(自身を除く): 58989115

約数列:

[1, 5, 7, 35, 49, 245, 421, 1429, 2105, 2947, 7145, 10003, 14735, 20629, 50015, 70021, 103145, 350105, 601609, 3008045, 4211263, 21056315, 29478841, 147394205]

約数ペア:

[(1, 147394205), (5, 29478841), (7, 21056315), (35, 4211263), (49, 3008045), (245, 601609), (421, 350105), (1429, 103145), (2105, 70021), (2947, 50015), (7145, 20629), (10003, 14735)]