268966145

素因数分解:

$5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{4051}}^1$

素因数の和:4341

約数の個数: 24

約数和(自身を含む): 376933248

約数和(自身を除く): 107967103

約数列:

[1, 5, 7, 35, 49, 245, 271, 1355, 1897, 4051, 9485, 13279, 20255, 28357, 66395, 141785, 198499, 992495, 1097821, 5489105, 7684747, 38423735, 53793229, 268966145]

約数ペア:

[(1, 268966145), (5, 53793229), (7, 38423735), (35, 7684747), (49, 5489105), (245, 1097821), (271, 992495), (1355, 198499), (1897, 141785), (4051, 66395), (9485, 28357), (13279, 20255)]