30731214

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{72139}}^1$

素因数の和:72215

約数の個数: 16

約数和(自身を含む): 62328960

約数和(自身を除く): 31597746

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 72139, 144278, 216417, 432834, 5121869, 10243738, 15365607, 30731214]

約数ペア:

[(1, 30731214), (2, 15365607), (3, 10243738), (6, 5121869), (71, 432834), (142, 216417), (213, 144278), (426, 72139)]