42047439

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{9227}}^1$

素因数の和:9275

約数の個数: 24

約数和(自身を含む): 67327488

約数和(自身を除く): 25280049

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 9227, 27681, 64589, 193767, 286037, 452123, 858111, 1356369, 2002259, 6006777, 14015813, 42047439]

約数ペア:

[(1, 42047439), (3, 14015813), (7, 6006777), (21, 2002259), (31, 1356369), (49, 858111), (93, 452123), (147, 286037), (217, 193767), (651, 64589), (1519, 27681), (4557, 9227)]