6663645

素因数分解:

$3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{397}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 11610456

約数和(自身を除く): 4946811

約数列:

[1, 3, 5, 9, 15, 45, 373, 397, 1119, 1191, 1865, 1985, 3357, 3573, 5595, 5955, 16785, 17865, 148081, 444243, 740405, 1332729, 2221215, 6663645]

約数ペア:

[(1, 6663645), (3, 2221215), (5, 1332729), (9, 740405), (15, 444243), (45, 148081), (373, 17865), (397, 16785), (1119, 5955), (1191, 5595), (1865, 3573), (1985, 3357)]