13306571991

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{669311}}^1$

素因数の和:669411

約数の個数: 18

約数和(自身を含む): 19638283392

約数和(自身を除く): 6331711401

約数列:

[1, 3, 9, 47, 141, 423, 2209, 6627, 19881, 669311, 2007933, 6023799, 31457617, 94372851, 283118553, 1478507999, 4435523997, 13306571991]

約数ペア:

[(1, 13306571991), (3, 4435523997), (9, 1478507999), (47, 283118553), (141, 94372851), (423, 31457617), (2209, 6023799), (6627, 2007933), (19881, 669311)]