78273797

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 98993664

約数和(自身を除く): 20719867

約数列:

[1, 7, 17, 41, 61, 119, 263, 287, 427, 697, 1037, 1841, 2501, 4471, 4879, 7259, 10783, 16043, 17507, 31297, 42517, 75481, 112301, 183311, 272731, 297619, 657763, 1283177, 1909117, 4604341, 11181971, 78273797]

約数ペア:

[(1, 78273797), (7, 11181971), (17, 4604341), (41, 1909117), (61, 1283177), (119, 657763), (263, 297619), (287, 272731), (427, 183311), (697, 112301), (1037, 75481), (1841, 42517), (2501, 31297), (4471, 17507), (4879, 16043), (7259, 10783)]