15018777

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{1181}}^1$

素因数の和:1350

約数の個数: 20

約数和(自身を含む): 22597476

約数和(自身を除く): 7578699

約数列:

[1, 3, 9, 27, 81, 157, 471, 1181, 1413, 3543, 4239, 10629, 12717, 31887, 95661, 185417, 556251, 1668753, 5006259, 15018777]

約数ペア:

[(1, 15018777), (3, 5006259), (9, 1668753), (27, 556251), (81, 185417), (157, 95661), (471, 31887), (1181, 12717), (1413, 10629), (3543, 4239)]