81510286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2767}}^1$

素因数の和:2896

約数の個数: 32

約数和(自身を含む): 145087488

約数和(自身を除く): 63577202

約数列:

[1, 2, 11, 13, 22, 26, 103, 143, 206, 286, 1133, 1339, 2266, 2678, 2767, 5534, 14729, 29458, 30437, 35971, 60874, 71942, 285001, 395681, 570002, 791362, 3135011, 3705013, 6270022, 7410026, 40755143, 81510286]

約数ペア:

[(1, 81510286), (2, 40755143), (11, 7410026), (13, 6270022), (22, 3705013), (26, 3135011), (103, 791362), (143, 570002), (206, 395681), (286, 285001), (1133, 71942), (1339, 60874), (2266, 35971), (2678, 30437), (2767, 29458), (5534, 14729)]