12435759

素因数分解:

$3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:356

約数の個数: 36

約数和(自身を含む): 21145176

約数和(自身を除く): 8709417

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 163, 173, 441, 489, 519, 1141, 1211, 1467, 1557, 3423, 3633, 7987, 8477, 10269, 10899, 23961, 25431, 28199, 71883, 76293, 84597, 197393, 253791, 592179, 1381751, 1776537, 4145253, 12435759]

約数ペア:

[(1, 12435759), (3, 4145253), (7, 1776537), (9, 1381751), (21, 592179), (49, 253791), (63, 197393), (147, 84597), (163, 76293), (173, 71883), (441, 28199), (489, 25431), (519, 23961), (1141, 10899), (1211, 10269), (1467, 8477), (1557, 7987), (3423, 3633)]