128964981

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{2711}}^1$

素因数の和:2972

約数の個数: 16

約数和(自身を含む): 174826368

約数和(自身を除く): 45861387

約数列:

[1, 3, 101, 157, 303, 471, 2711, 8133, 15857, 47571, 273811, 425627, 821433, 1276881, 42988327, 128964981]

約数ペア:

[(1, 128964981), (3, 42988327), (101, 1276881), (157, 821433), (303, 425627), (471, 273811), (2711, 47571), (8133, 15857)]