31337943

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{601}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 51781632

約数和(自身を除く): 20443689

約数列:

[1, 3, 7, 13, 21, 39, 91, 191, 273, 573, 601, 1337, 1803, 2483, 4011, 4207, 7449, 7813, 12621, 17381, 23439, 52143, 54691, 114791, 164073, 344373, 803537, 1492283, 2410611, 4476849, 10445981, 31337943]

約数ペア:

[(1, 31337943), (3, 10445981), (7, 4476849), (13, 2410611), (21, 1492283), (39, 803537), (91, 344373), (191, 164073), (273, 114791), (573, 54691), (601, 52143), (1337, 23439), (1803, 17381), (2483, 12621), (4011, 7813), (4207, 7449)]