31890645

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12433}}^1$

素因数の和:12466

約数の個数: 32

約数和(自身を含む): 59683200

約数和(自身を除く): 27792555

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 12433, 37299, 62165, 111897, 186495, 236227, 335691, 559485, 708681, 1181135, 1678455, 2126043, 3543405, 6378129, 10630215, 31890645]

約数ペア:

[(1, 31890645), (3, 10630215), (5, 6378129), (9, 3543405), (15, 2126043), (19, 1678455), (27, 1181135), (45, 708681), (57, 559485), (95, 335691), (135, 236227), (171, 186495), (285, 111897), (513, 62165), (855, 37299), (2565, 12433)]