13121757

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{4909}}^1$

素因数の和:4935

約数の個数: 24

約数和(自身を含む): 21446880

約数和(自身を除く): 8325123

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 4909, 14727, 44181, 53999, 132543, 161997, 397629, 485991, 1192887, 1457973, 4373919, 13121757]

約数ペア:

[(1, 13121757), (3, 4373919), (9, 1457973), (11, 1192887), (27, 485991), (33, 397629), (81, 161997), (99, 132543), (243, 53999), (297, 44181), (891, 14727), (2673, 4909)]