1920796995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{66109}}^1$

素因数の和:66279

約数の個数: 32

約数和(自身を含む): 3331944000

約数和(自身を除く): 1411147005

約数列:

[1, 3, 5, 13, 15, 39, 65, 149, 195, 447, 745, 1937, 2235, 5811, 9685, 29055, 66109, 198327, 330545, 859417, 991635, 2578251, 4297085, 9850241, 12891255, 29550723, 49251205, 128053133, 147753615, 384159399, 640265665, 1920796995]

約数ペア:

[(1, 1920796995), (3, 640265665), (5, 384159399), (13, 147753615), (15, 128053133), (39, 49251205), (65, 29550723), (149, 12891255), (195, 9850241), (447, 4297085), (745, 2578251), (1937, 991635), (2235, 859417), (5811, 330545), (9685, 198327), (29055, 66109)]