421940911

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{3499}}^1$

素因数の和:3643

約数の個数: 24

約数和(自身を含む): 517104000

約数和(自身を除く): 95163089

約数列:

[1, 7, 23, 49, 107, 161, 749, 1127, 2461, 3499, 5243, 17227, 24493, 80477, 120589, 171451, 374393, 563339, 2620751, 3943373, 8611039, 18345257, 60277273, 421940911]

約数ペア:

[(1, 421940911), (7, 60277273), (23, 18345257), (49, 8611039), (107, 3943373), (161, 2620751), (749, 563339), (1127, 374393), (2461, 171451), (3499, 120589), (5243, 80477), (17227, 24493)]