79921942

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{15131}}^1$

素因数の和:15291

約数の個数: 16

約数和(自身を含む): 127108800

約数和(自身を除く): 47186858

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 15131, 30262, 287489, 574978, 2103209, 4206418, 39960971, 79921942]

約数ペア:

[(1, 79921942), (2, 39960971), (19, 4206418), (38, 2103209), (139, 574978), (278, 287489), (2641, 30262), (5282, 15131)]