71808373

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 90716640

約数和(自身を除く): 18908267

約数列:

[1, 7, 13, 49, 91, 139, 637, 811, 973, 1807, 5677, 6811, 10543, 12649, 39739, 73801, 88543, 112729, 516607, 789103, 1465477, 5523721, 10258339, 71808373]

約数ペア:

[(1, 71808373), (7, 10258339), (13, 5523721), (49, 1465477), (91, 789103), (139, 516607), (637, 112729), (811, 88543), (973, 73801), (1807, 39739), (5677, 12649), (6811, 10543)]