72730749

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{5437}}^1$

素因数の和:5474

約数の個数: 32

約数和(自身を含む): 121811200

約数和(自身を除く): 49080451

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 4459, 5437, 13377, 16311, 38059, 70681, 114177, 212043, 266413, 494767, 799239, 1484301, 1864891, 3463369, 5594673, 10390107, 24243583, 72730749]

約数ペア:

[(1, 72730749), (3, 24243583), (7, 10390107), (13, 5594673), (21, 3463369), (39, 1864891), (49, 1484301), (91, 799239), (147, 494767), (273, 266413), (343, 212043), (637, 114177), (1029, 70681), (1911, 38059), (4459, 16311), (5437, 13377)]