81171004

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{271}}^1\times {\mathrm{727}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 144155648

約数和(自身を除く): 62984644

約数列:

[1, 2, 4, 103, 206, 271, 412, 542, 727, 1084, 1454, 2908, 27913, 55826, 74881, 111652, 149762, 197017, 299524, 394034, 788068, 20292751, 40585502, 81171004]

約数ペア:

[(1, 81171004), (2, 40585502), (4, 20292751), (103, 788068), (206, 394034), (271, 299524), (412, 197017), (542, 149762), (727, 111652), (1084, 74881), (1454, 55826), (2908, 27913)]