81412539

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{1559}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 118759680

約数和(自身を除く): 37347141

約数列:

[1, 3, 13, 39, 103, 169, 309, 507, 1339, 1559, 4017, 4677, 17407, 20267, 52221, 60801, 160577, 263471, 481731, 790413, 2087501, 6262503, 27137513, 81412539]

約数ペア:

[(1, 81412539), (3, 27137513), (13, 6262503), (39, 2087501), (103, 790413), (169, 481731), (309, 263471), (507, 160577), (1339, 60801), (1559, 52221), (4017, 20267), (4677, 17407)]