978173896

素因数分解:

$2^3\times 7^1\times {\mathrm{1619}}^1\times {\mathrm{10789}}^1$

素因数の和:12421

約数の個数: 32

約数和(自身を含む): 2097576000

約数和(自身を除く): 1119402104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1619, 3238, 6476, 10789, 11333, 12952, 21578, 22666, 43156, 45332, 75523, 86312, 90664, 151046, 302092, 604184, 17467391, 34934782, 69869564, 122271737, 139739128, 244543474, 489086948, 978173896]

約数ペア:

[(1, 978173896), (2, 489086948), (4, 244543474), (7, 139739128), (8, 122271737), (14, 69869564), (28, 34934782), (56, 17467391), (1619, 604184), (3238, 302092), (6476, 151046), (10789, 90664), (11333, 86312), (12952, 75523), (21578, 45332), (22666, 43156)]