78384405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2273}}^1$

素因数の和:2322

約数の個数: 48

約数和(自身を含む): 145172160

約数和(自身を除く): 66787755

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 121, 165, 209, 285, 363, 605, 627, 1045, 1815, 2273, 2299, 3135, 6819, 6897, 11365, 11495, 25003, 34095, 34485, 43187, 75009, 125015, 129561, 215935, 275033, 375045, 475057, 647805, 825099, 1375165, 1425171, 2375285, 4125495, 5225627, 7125855, 15676881, 26128135, 78384405]

約数ペア:

[(1, 78384405), (3, 26128135), (5, 15676881), (11, 7125855), (15, 5225627), (19, 4125495), (33, 2375285), (55, 1425171), (57, 1375165), (95, 825099), (121, 647805), (165, 475057), (209, 375045), (285, 275033), (363, 215935), (605, 129561), (627, 125015), (1045, 75009), (1815, 43187), (2273, 34485), (2299, 34095), (3135, 25003), (6819, 11495), (6897, 11365)]