81584595

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{9203}}^1$

素因数の和:9411

約数の個数: 24

約数和(自身を含む): 142146576

約数和(自身を除く): 60561981

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2955, 8865, 9203, 27609, 46015, 82827, 138045, 414135, 1812991, 5438973, 9064955, 16316919, 27194865, 81584595]

約数ペア:

[(1, 81584595), (3, 27194865), (5, 16316919), (9, 9064955), (15, 5438973), (45, 1812991), (197, 414135), (591, 138045), (985, 82827), (1773, 46015), (2955, 27609), (8865, 9203)]