1420032005

素因数分解:

$5^1\times 7^3\times {\mathrm{828007}}^1$

素因数の和:828033

約数の個数: 16

約数和(自身を含む): 1987219200

約数和(自身を除く): 567187195

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 828007, 4140035, 5796049, 28980245, 40572343, 202861715, 284006401, 1420032005]

約数ペア:

[(1, 1420032005), (5, 284006401), (7, 202861715), (35, 40572343), (49, 28980245), (245, 5796049), (343, 4140035), (1715, 828007)]