40259745

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21821}}^1$

素因数の和:21873

約数の個数: 24

約数和(自身を含む): 71488872

約数和(自身を除く): 31229127

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 21821, 65463, 109105, 196389, 327315, 894661, 981945, 2683983, 4473305, 8051949, 13419915, 40259745]

約数ペア:

[(1, 40259745), (3, 13419915), (5, 8051949), (9, 4473305), (15, 2683983), (41, 981945), (45, 894661), (123, 327315), (205, 196389), (369, 109105), (615, 65463), (1845, 21821)]