669659263

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{3371}}^1$

素因数の和:3487

約数の個数: 32

約数和(自身を含む): 861073920

約数和(自身を除く): 191414657

約数列:

[1, 7, 13, 37, 59, 91, 259, 413, 481, 767, 2183, 3367, 3371, 5369, 15281, 23597, 28379, 43823, 124727, 198653, 198889, 306761, 873089, 1392223, 1621451, 2585557, 7358893, 11350157, 18098899, 51512251, 95665609, 669659263]

約数ペア:

[(1, 669659263), (7, 95665609), (13, 51512251), (37, 18098899), (59, 11350157), (91, 7358893), (259, 2585557), (413, 1621451), (481, 1392223), (767, 873089), (2183, 306761), (3367, 198889), (3371, 198653), (5369, 124727), (15281, 43823), (23597, 28379)]