140371615

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{1987}}^1$

素因数の和:2262

約数の個数: 16

約数和(自身を含む): 171763200

約数和(自身を除く): 31391585

約数列:

[1, 5, 71, 199, 355, 995, 1987, 9935, 14129, 70645, 141077, 395413, 705385, 1977065, 28074323, 140371615]

約数ペア:

[(1, 140371615), (5, 28074323), (71, 1977065), (199, 705385), (355, 395413), (995, 141077), (1987, 70645), (9935, 14129)]