1245621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:117

約数の個数: 24

約数和(自身を含む): 1929760

約数和(自身を除く): 684139

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 247, 533, 741, 779, 1599, 1681, 2337, 5043, 10127, 21853, 30381, 31939, 65559, 95817, 415207, 1245621]

約数ペア:

[(1, 1245621), (3, 415207), (13, 95817), (19, 65559), (39, 31939), (41, 30381), (57, 21853), (123, 10127), (247, 5043), (533, 2337), (741, 1681), (779, 1599)]