8221115

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 12265344

約数和(自身を除く): 4044229

約数列:

[1, 5, 7, 17, 35, 41, 85, 119, 205, 287, 337, 595, 697, 1435, 1685, 2359, 3485, 4879, 5729, 11795, 13817, 24395, 28645, 40103, 69085, 96719, 200515, 234889, 483595, 1174445, 1644223, 8221115]

約数ペア:

[(1, 8221115), (5, 1644223), (7, 1174445), (17, 483595), (35, 234889), (41, 200515), (85, 96719), (119, 69085), (205, 40103), (287, 28645), (337, 24395), (595, 13817), (697, 11795), (1435, 5729), (1685, 4879), (2359, 3485)]