13406481

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{709}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 21265920

約数和(自身を除く): 7859439

約数列:

[1, 3, 9, 11, 33, 99, 191, 573, 709, 1719, 2101, 2127, 6303, 6381, 7799, 18909, 23397, 70191, 135419, 406257, 1218771, 1489609, 4468827, 13406481]

約数ペア:

[(1, 13406481), (3, 4468827), (9, 1489609), (11, 1218771), (33, 406257), (99, 135419), (191, 70191), (573, 23397), (709, 18909), (1719, 7799), (2101, 6381), (2127, 6303)]