31309524

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{2213}}^1$

素因数の和:2357

約数の個数: 48

約数和(自身を含む): 81829440

約数和(自身を除く): 50519916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 786, 1179, 1572, 2213, 2358, 3537, 4426, 4716, 6639, 7074, 8852, 13278, 14148, 19917, 26556, 39834, 59751, 79668, 119502, 239004, 289903, 579806, 869709, 1159612, 1739418, 2609127, 3478836, 5218254, 7827381, 10436508, 15654762, 31309524]

約数ペア:

[(1, 31309524), (2, 15654762), (3, 10436508), (4, 7827381), (6, 5218254), (9, 3478836), (12, 2609127), (18, 1739418), (27, 1159612), (36, 869709), (54, 579806), (108, 289903), (131, 239004), (262, 119502), (393, 79668), (524, 59751), (786, 39834), (1179, 26556), (1572, 19917), (2213, 14148), (2358, 13278), (3537, 8852), (4426, 7074), (4716, 6639)]