81723288

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{43103}}^1$

素因数の和:43191

約数の個数: 32

約数和(自身を含む): 206899200

約数和(自身を除く): 125175912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 948, 1896, 43103, 86206, 129309, 172412, 258618, 344824, 517236, 1034472, 3405137, 6810274, 10215411, 13620548, 20430822, 27241096, 40861644, 81723288]

約数ペア:

[(1, 81723288), (2, 40861644), (3, 27241096), (4, 20430822), (6, 13620548), (8, 10215411), (12, 6810274), (24, 3405137), (79, 1034472), (158, 517236), (237, 344824), (316, 258618), (474, 172412), (632, 129309), (948, 86206), (1896, 43103)]