225203571

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:673

約数の個数: 40

約数和(自身を含む): 348381264

約数和(自身を除く): 123177693

約数列:

[1, 3, 9, 27, 37, 81, 111, 163, 333, 461, 489, 999, 1383, 1467, 2997, 4149, 4401, 6031, 12447, 13203, 17057, 18093, 37341, 51171, 54279, 75143, 153513, 162837, 225429, 460539, 488511, 676287, 1381617, 2028861, 2780291, 6086583, 8340873, 25022619, 75067857, 225203571]

約数ペア:

[(1, 225203571), (3, 75067857), (9, 25022619), (27, 8340873), (37, 6086583), (81, 2780291), (111, 2028861), (163, 1381617), (333, 676287), (461, 488511), (489, 460539), (999, 225429), (1383, 162837), (1467, 153513), (2997, 75143), (4149, 54279), (4401, 51171), (6031, 37341), (12447, 18093), (13203, 17057)]