26430939

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 39399360

約数和(自身を除く): 12968421

約数列:

[1, 3, 9, 43, 129, 163, 387, 419, 489, 1257, 1467, 3771, 7009, 18017, 21027, 54051, 63081, 68297, 162153, 204891, 614673, 2936771, 8810313, 26430939]

約数ペア:

[(1, 26430939), (3, 8810313), (9, 2936771), (43, 614673), (129, 204891), (163, 162153), (387, 68297), (419, 63081), (489, 54051), (1257, 21027), (1467, 18017), (3771, 7009)]