40601007

素因数分解:

$3^4\times {\mathrm{251}}^1\times {\mathrm{1997}}^1$

素因数の和:2260

約数の個数: 20

約数和(自身を含む): 60923016

約数和(自身を除く): 20322009

約数列:

[1, 3, 9, 27, 81, 251, 753, 1997, 2259, 5991, 6777, 17973, 20331, 53919, 161757, 501247, 1503741, 4511223, 13533669, 40601007]

約数ペア:

[(1, 40601007), (3, 13533669), (9, 4511223), (27, 1503741), (81, 501247), (251, 161757), (753, 53919), (1997, 20331), (2259, 17973), (5991, 6777)]