81643042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{941}}^1$

素因数の和:1074

約数の個数: 32

約数和(自身を含む): 136733184

約数和(自身を除く): 55090142

約数列:

[1, 2, 13, 26, 47, 71, 94, 142, 611, 923, 941, 1222, 1846, 1882, 3337, 6674, 12233, 24466, 43381, 44227, 66811, 86762, 88454, 133622, 574951, 868543, 1149902, 1737086, 3140117, 6280234, 40821521, 81643042]

約数ペア:

[(1, 81643042), (2, 40821521), (13, 6280234), (26, 3140117), (47, 1737086), (71, 1149902), (94, 868543), (142, 574951), (611, 133622), (923, 88454), (941, 86762), (1222, 66811), (1846, 44227), (1882, 43381), (3337, 24466), (6674, 12233)]