31421784

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{9419}}^1$

素因数の和:9567

約数の個数: 32

約数和(自身を含む): 79128000

約数和(自身を除く): 47706216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 9419, 18838, 28257, 37676, 56514, 75352, 113028, 226056, 1309241, 2618482, 3927723, 5236964, 7855446, 10473928, 15710892, 31421784]

約数ペア:

[(1, 31421784), (2, 15710892), (3, 10473928), (4, 7855446), (6, 5236964), (8, 3927723), (12, 2618482), (24, 1309241), (139, 226056), (278, 113028), (417, 75352), (556, 56514), (834, 37676), (1112, 28257), (1668, 18838), (3336, 9419)]