12838557

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 17825792

約数和(自身を除く): 4987235

約数列:

[1, 3, 31, 93, 127, 381, 1087, 3261, 3937, 11811, 33697, 101091, 138049, 414147, 4279519, 12838557]

約数ペア:

[(1, 12838557), (3, 4279519), (31, 414147), (93, 138049), (127, 101091), (381, 33697), (1087, 11811), (3261, 3937)]