303937347

素因数分解:

$3^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{4211}}^1$

素因数の和:4719

約数の個数: 24

約数和(自身を含む): 472485312

約数和(自身を除く): 168547965

約数列:

[1, 3, 7, 21, 49, 147, 491, 1473, 3437, 4211, 10311, 12633, 24059, 29477, 72177, 88431, 206339, 619017, 2067601, 6202803, 14473207, 43419621, 101312449, 303937347]

約数ペア:

[(1, 303937347), (3, 101312449), (7, 43419621), (21, 14473207), (49, 6202803), (147, 2067601), (491, 619017), (1473, 206339), (3437, 88431), (4211, 72177), (10311, 29477), (12633, 24059)]