168304509

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{2441}}^1$

素因数の和:2657

約数の個数: 24

約数和(自身を含む): 249904512

約数和(自身を除く): 81600003

約数列:

[1, 3, 9, 47, 141, 163, 423, 489, 1467, 2441, 7323, 7661, 21969, 22983, 68949, 114727, 344181, 397883, 1032543, 1193649, 3580947, 18700501, 56101503, 168304509]

約数ペア:

[(1, 168304509), (3, 56101503), (9, 18700501), (47, 3580947), (141, 1193649), (163, 1032543), (423, 397883), (489, 344181), (1467, 114727), (2441, 68949), (7323, 22983), (7661, 21969)]