31245822

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 71705088

約数和(自身を除く): 40459266

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 71, 138, 142, 207, 213, 414, 426, 639, 1063, 1278, 1633, 2126, 3189, 3266, 4899, 6378, 9567, 9798, 14697, 19134, 24449, 29394, 48898, 73347, 75473, 146694, 150946, 220041, 226419, 440082, 452838, 679257, 1358514, 1735879, 3471758, 5207637, 10415274, 15622911, 31245822]

約数ペア:

[(1, 31245822), (2, 15622911), (3, 10415274), (6, 5207637), (9, 3471758), (18, 1735879), (23, 1358514), (46, 679257), (69, 452838), (71, 440082), (138, 226419), (142, 220041), (207, 150946), (213, 146694), (414, 75473), (426, 73347), (639, 48898), (1063, 29394), (1278, 24449), (1633, 19134), (2126, 14697), (3189, 9798), (3266, 9567), (4899, 6378)]