870828387

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{5623}}^1$

素因数の和:5688

約数の個数: 48

約数和(自身を含む): 1439923968

約数和(自身を除く): 569095581

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 361, 429, 627, 741, 1083, 2717, 3971, 4693, 5623, 8151, 11913, 14079, 16869, 51623, 61853, 73099, 106837, 154869, 185559, 219297, 320511, 804089, 1175207, 1388881, 2029903, 2412267, 3525621, 4166643, 6089709, 15277691, 22328933, 26388739, 45833073, 66986799, 79166217, 290276129, 870828387]

約数ペア:

[(1, 870828387), (3, 290276129), (11, 79166217), (13, 66986799), (19, 45833073), (33, 26388739), (39, 22328933), (57, 15277691), (143, 6089709), (209, 4166643), (247, 3525621), (361, 2412267), (429, 2029903), (627, 1388881), (741, 1175207), (1083, 804089), (2717, 320511), (3971, 219297), (4693, 185559), (5623, 154869), (8151, 106837), (11913, 73099), (14079, 61853), (16869, 51623)]