1257426721

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{3011}}^1$

素因数の和:3372

約数の個数: 16

約数和(自身を含む): 1337038848

約数和(自身を除く): 79612127

約数列:

[1, 23, 67, 271, 1541, 3011, 6233, 18157, 69253, 201737, 417611, 815981, 4639951, 18767563, 54670727, 1257426721]

約数ペア:

[(1, 1257426721), (23, 54670727), (67, 18767563), (271, 4639951), (1541, 815981), (3011, 417611), (6233, 201737), (18157, 69253)]