42640743

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{12479}}^1$

素因数の和:12566

約数の個数: 16

約数和(自身を含む): 61102080

約数和(自身を除く): 18461337

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 12479, 37437, 212143, 636429, 836093, 2508279, 14213581, 42640743]

約数ペア:

[(1, 42640743), (3, 14213581), (17, 2508279), (51, 836093), (67, 636429), (201, 212143), (1139, 37437), (3417, 12479)]