40991951

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 56856576

約数和(自身を除く): 15864625

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 217, 341, 403, 1001, 1321, 2387, 2821, 4433, 9247, 14531, 17173, 31031, 40951, 101717, 120211, 188903, 286657, 450461, 532363, 1322321, 3153227, 3726541, 5855993, 40991951]

約数ペア:

[(1, 40991951), (7, 5855993), (11, 3726541), (13, 3153227), (31, 1322321), (77, 532363), (91, 450461), (143, 286657), (217, 188903), (341, 120211), (403, 101717), (1001, 40951), (1321, 31031), (2387, 17173), (2821, 14531), (4433, 9247)]