272877423

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{20399}}^1$

素因数の和:20436

約数の個数: 32

約数和(自身を含む): 456960000

約数和(自身を除く): 184082577

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 4459, 13377, 20399, 61197, 142793, 265187, 428379, 795561, 999551, 1856309, 2998653, 5568927, 6996857, 12994163, 20990571, 38982489, 90959141, 272877423]

約数ペア:

[(1, 272877423), (3, 90959141), (7, 38982489), (13, 20990571), (21, 12994163), (39, 6996857), (49, 5568927), (91, 2998653), (147, 1856309), (273, 999551), (343, 795561), (637, 428379), (1029, 265187), (1911, 142793), (4459, 61197), (13377, 20399)]