25131106

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12553}}^1$

素因数の和:12586

約数の個数: 32

約数和(自身を含む): 50617728

約数和(自身を除く): 25486622

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 12553, 25106, 87871, 138083, 163189, 175742, 276166, 326378, 966581, 1142323, 1795079, 1933162, 2284646, 3590158, 12565553, 25131106]

約数ペア:

[(1, 25131106), (2, 12565553), (7, 3590158), (11, 2284646), (13, 1933162), (14, 1795079), (22, 1142323), (26, 966581), (77, 326378), (91, 276166), (143, 175742), (154, 163189), (182, 138083), (286, 87871), (1001, 25106), (2002, 12553)]