42178438

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{877}}^1$

素因数の和:1191

約数の個数: 16

約数和(自身を含む): 64164240

約数和(自身を除く): 21985802

約数列:

[1, 2, 139, 173, 278, 346, 877, 1754, 24047, 48094, 121903, 151721, 243806, 303442, 21089219, 42178438]

約数ペア:

[(1, 42178438), (2, 21089219), (139, 303442), (173, 243806), (278, 151721), (346, 121903), (877, 48094), (1754, 24047)]