1285328804

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{78623}}^1$

素因数の和:78755

約数の個数: 24

約数和(自身を含む): 2320351488

約数和(自身を除く): 1035022684

約数列:

[1, 2, 4, 61, 67, 122, 134, 244, 268, 4087, 8174, 16348, 78623, 157246, 314492, 4796003, 5267741, 9592006, 10535482, 19184012, 21070964, 321332201, 642664402, 1285328804]

約数ペア:

[(1, 1285328804), (2, 642664402), (4, 321332201), (61, 21070964), (67, 19184012), (122, 10535482), (134, 9592006), (244, 5267741), (268, 4796003), (4087, 314492), (8174, 157246), (16348, 78623)]