31691208

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{21647}}^1$

素因数の和:21717

約数の個数: 32

約数和(自身を含む): 80530560

約数和(自身を除く): 48839352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 21647, 43294, 64941, 86588, 129882, 173176, 259764, 519528, 1320467, 2640934, 3961401, 5281868, 7922802, 10563736, 15845604, 31691208]

約数ペア:

[(1, 31691208), (2, 15845604), (3, 10563736), (4, 7922802), (6, 5281868), (8, 3961401), (12, 2640934), (24, 1320467), (61, 519528), (122, 259764), (183, 173176), (244, 129882), (366, 86588), (488, 64941), (732, 43294), (1464, 21647)]