138108888

素因数分解:

$2^3\times 3^4\times {\mathrm{213131}}^1$

素因数の和:213149

約数の個数: 40

約数和(自身を含む): 386834580

約数和(自身を除く): 248725692

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 213131, 426262, 639393, 852524, 1278786, 1705048, 1918179, 2557572, 3836358, 5115144, 5754537, 7672716, 11509074, 15345432, 17263611, 23018148, 34527222, 46036296, 69054444, 138108888]

約数ペア:

[(1, 138108888), (2, 69054444), (3, 46036296), (4, 34527222), (6, 23018148), (8, 17263611), (9, 15345432), (12, 11509074), (18, 7672716), (24, 5754537), (27, 5115144), (36, 3836358), (54, 2557572), (72, 1918179), (81, 1705048), (108, 1278786), (162, 852524), (216, 639393), (324, 426262), (648, 213131)]