489968269

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1\times {\mathrm{1123}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 565452928

約数和(自身を除く): 75484659

約数列:

[1, 7, 157, 397, 1099, 1123, 2779, 7861, 62329, 176311, 436303, 445831, 1234177, 3120817, 69995467, 489968269]

約数ペア:

[(1, 489968269), (7, 69995467), (157, 3120817), (397, 1234177), (1099, 445831), (1123, 436303), (2779, 176311), (7861, 62329)]