12931893

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{12281}}^1$

素因数の和:12306

約数の個数: 20

約数和(自身を含む): 20805708

約数和(自身を除く): 7873815

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 12281, 36843, 110529, 159653, 331587, 478959, 994761, 1436877, 4310631, 12931893]

約数ペア:

[(1, 12931893), (3, 4310631), (9, 1436877), (13, 994761), (27, 478959), (39, 331587), (81, 159653), (117, 110529), (351, 36843), (1053, 12281)]