139257454

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{75931}}^1$

素因数の和:76071

約数の個数: 16

約数和(自身を含む): 240552576

約数和(自身を除く): 101295122

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 75931, 151862, 531517, 1063034, 9946961, 19893922, 69628727, 139257454]

約数ペア:

[(1, 139257454), (2, 69628727), (7, 19893922), (14, 9946961), (131, 1063034), (262, 531517), (917, 151862), (1834, 75931)]