140287678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{60521}}^1$

素因数の和:60603

約数の個数: 16

約数和(自身を含む): 225141840

約数和(自身を除く): 84854162

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 60521, 121042, 1149899, 2299798, 3691781, 7383562, 70143839, 140287678]

約数ペア:

[(1, 140287678), (2, 70143839), (19, 7383562), (38, 3691781), (61, 2299798), (122, 1149899), (1159, 121042), (2318, 60521)]