257382342

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2042717}}^1$

素因数の和:2042732

約数の個数: 24

約数和(自身を含む): 637328016

約数和(自身を除く): 379945674

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2042717, 4085434, 6128151, 12256302, 14299019, 18384453, 28598038, 36768906, 42897057, 85794114, 128691171, 257382342]

約数ペア:

[(1, 257382342), (2, 128691171), (3, 85794114), (6, 42897057), (7, 36768906), (9, 28598038), (14, 18384453), (18, 14299019), (21, 12256302), (42, 6128151), (63, 4085434), (126, 2042717)]