202904345

素因数分解:

$5^1\times 7^2\times {\mathrm{389}}^1\times {\mathrm{2129}}^1$

素因数の和:2537

約数の個数: 24

約数和(自身を含む): 284099400

約数和(自身を除く): 81195055

約数列:

[1, 5, 7, 35, 49, 245, 389, 1945, 2129, 2723, 10645, 13615, 14903, 19061, 74515, 95305, 104321, 521605, 828181, 4140905, 5797267, 28986335, 40580869, 202904345]

約数ペア:

[(1, 202904345), (5, 40580869), (7, 28986335), (35, 5797267), (49, 4140905), (245, 828181), (389, 521605), (1945, 104321), (2129, 95305), (2723, 74515), (10645, 19061), (13615, 14903)]