128965.00000000

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{19861}}^1$

素因数の和:20027

約数の個数: 32

約数和(自身を含む): 188291760

約数和(自身を除く): 113455512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 19861, 39722, 59583, 79444, 119166, 158888, 238332, 476664, 3118177, 6236354, 9354531, 12472708, 18709062, 24945416, 37418124, 74836248]

約数ペア:

[(1, 74836248), (2, 37418124), (3, 24945416), (4, 18709062), (6, 12472708), (8, 9354531), (12, 6236354), (24, 3118177), (157, 476664), (314, 238332), (471, 158888), (628, 119166), (942, 79444), (1256, 59583), (1884, 39722), (3768, 19861)]