1278233163

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{273653}}^1$

素因数の和:273835

約数の個数: 16

約数和(自身を含む): 1904631840

約数和(自身を除く): 626398677

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 273653, 820959, 2462877, 7388631, 47341969, 142025907, 426077721, 1278233163]

約数ペア:

[(1, 1278233163), (3, 426077721), (9, 142025907), (27, 47341969), (173, 7388631), (519, 2462877), (1557, 820959), (4671, 273653)]