15521233

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 20643840

約数和(自身を除く): 5122607

約数列:

[1, 7, 13, 19, 47, 91, 133, 191, 247, 329, 611, 893, 1337, 1729, 2483, 3629, 4277, 6251, 8977, 11609, 17381, 25403, 47177, 62839, 81263, 116701, 170563, 330239, 816907, 1193941, 2217319, 15521233]

約数ペア:

[(1, 15521233), (7, 2217319), (13, 1193941), (19, 816907), (47, 330239), (91, 170563), (133, 116701), (191, 81263), (247, 62839), (329, 47177), (611, 25403), (893, 17381), (1337, 11609), (1729, 8977), (2483, 6251), (3629, 4277)]