15161965

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 22901760

約数和(自身を除く): 7739795

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 235, 329, 455, 611, 709, 1645, 3055, 3545, 4277, 4963, 9217, 21385, 24815, 33323, 46085, 64519, 166615, 233261, 322595, 433199, 1166305, 2165995, 3032393, 15161965]

約数ペア:

[(1, 15161965), (5, 3032393), (7, 2165995), (13, 1166305), (35, 433199), (47, 322595), (65, 233261), (91, 166615), (235, 64519), (329, 46085), (455, 33323), (611, 24815), (709, 21385), (1645, 9217), (3055, 4963), (3545, 4277)]