3979479

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 6552576

約数和(自身を除く): 2573097

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 157, 213, 357, 471, 497, 1099, 1207, 1491, 2669, 3297, 3621, 8007, 8449, 11147, 18683, 25347, 33441, 56049, 78029, 189499, 234087, 568497, 1326493, 3979479]

約数ペア:

[(1, 3979479), (3, 1326493), (7, 568497), (17, 234087), (21, 189499), (51, 78029), (71, 56049), (119, 33441), (157, 25347), (213, 18683), (357, 11147), (471, 8449), (497, 8007), (1099, 3621), (1207, 3297), (1491, 2669)]