138968288

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{4519}}^1$

素因数の和:4591

約数の個数: 36

約数和(自身を含む): 282766680

約数和(自身を除く): 143798392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 961, 992, 1922, 3844, 4519, 7688, 9038, 15376, 18076, 30752, 36152, 72304, 140089, 144608, 280178, 560356, 1120712, 2241424, 4342759, 4482848, 8685518, 17371036, 34742072, 69484144, 138968288]

約数ペア:

[(1, 138968288), (2, 69484144), (4, 34742072), (8, 17371036), (16, 8685518), (31, 4482848), (32, 4342759), (62, 2241424), (124, 1120712), (248, 560356), (496, 280178), (961, 144608), (992, 140089), (1922, 72304), (3844, 36152), (4519, 30752), (7688, 18076), (9038, 15376)]