8221345

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 11031552

約数和(自身を除く): 2810207

約数列:

[1, 5, 11, 55, 107, 121, 127, 535, 605, 635, 1177, 1397, 5885, 6985, 12947, 13589, 15367, 64735, 67945, 76835, 149479, 747395, 1644269, 8221345]

約数ペア:

[(1, 8221345), (5, 1644269), (11, 747395), (55, 149479), (107, 76835), (121, 67945), (127, 64735), (535, 15367), (605, 13589), (635, 12947), (1177, 6985), (1397, 5885)]