278231438

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{15377}}^1$

素因数の和:15571

約数の個数: 16

約数和(自身を含む): 426278160

約数和(自身を除く): 148046722

約数列:

[1, 2, 83, 109, 166, 218, 9047, 15377, 18094, 30754, 1276291, 1676093, 2552582, 3352186, 139115719, 278231438]

約数ペア:

[(1, 278231438), (2, 139115719), (83, 3352186), (109, 2552582), (166, 1676093), (218, 1276291), (9047, 30754), (15377, 18094)]