81254251

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{971}}^1$

素因数の和:1182

約数の個数: 16

約数和(自身を含む): 90302688

約数和(自身を除く): 9048437

約数列:

[1, 13, 41, 157, 533, 971, 2041, 6437, 12623, 39811, 83681, 152447, 517543, 1981811, 6250327, 81254251]

約数ペア:

[(1, 81254251), (13, 6250327), (41, 1981811), (157, 517543), (533, 152447), (971, 83681), (2041, 39811), (6437, 12623)]