72968889

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{12107}}^1$

素因数の和:12165

約数の個数: 24

約数和(自身を含む): 115946208

約数和(自身を除く): 42977319

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 12107, 36321, 84749, 254247, 496387, 593243, 1489161, 1779729, 3474709, 10424127, 24322963, 72968889]

約数ペア:

[(1, 72968889), (3, 24322963), (7, 10424127), (21, 3474709), (41, 1779729), (49, 1489161), (123, 593243), (147, 496387), (287, 254247), (861, 84749), (2009, 36321), (6027, 12107)]