3994731

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 6720000

約数和(自身を除く): 2725269

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 599, 741, 1797, 2223, 5391, 6669, 7787, 11381, 16173, 23361, 34143, 70083, 102429, 147953, 210249, 307287, 443859, 1331577, 3994731]

約数ペア:

[(1, 3994731), (3, 1331577), (9, 443859), (13, 307287), (19, 210249), (27, 147953), (39, 102429), (57, 70083), (117, 34143), (171, 23361), (247, 16173), (351, 11381), (513, 7787), (599, 6669), (741, 5391), (1797, 2223)]