1721343

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 2741760

約数和(自身を除く): 1020417

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 101, 247, 299, 303, 437, 741, 897, 1311, 1313, 1919, 2323, 3939, 5681, 5757, 6969, 17043, 24947, 30199, 44137, 74841, 90597, 132411, 573781, 1721343]

約数ペア:

[(1, 1721343), (3, 573781), (13, 132411), (19, 90597), (23, 74841), (39, 44137), (57, 30199), (69, 24947), (101, 17043), (247, 6969), (299, 5757), (303, 5681), (437, 3939), (741, 2323), (897, 1919), (1311, 1313)]