42871078

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{9739}}^1$

素因数の和:9843

約数の個数: 16

約数和(自身を含む): 67322880

約数和(自身を除く): 24451802

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 9739, 19478, 301909, 603818, 691469, 1382938, 21435539, 42871078]

約数ペア:

[(1, 42871078), (2, 21435539), (31, 1382938), (62, 691469), (71, 603818), (142, 301909), (2201, 19478), (4402, 9739)]