349862015

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1\times {\mathrm{1303}}^1$

素因数の和:2038

約数の個数: 16

約数和(自身を含む): 425875968

約数和(自身を除く): 76013953

約数列:

[1, 5, 83, 415, 647, 1303, 3235, 6515, 53701, 108149, 268505, 540745, 843041, 4215205, 69972403, 349862015]

約数ペア:

[(1, 349862015), (5, 69972403), (83, 4215205), (415, 843041), (647, 540745), (1303, 268505), (3235, 108149), (6515, 53701)]