16564761

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1933

約数の個数: 24

約数和(自身を含む): 25561536

約数和(自身を除く): 8996775

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 1861, 2967, 5583, 8901, 16749, 42803, 80023, 128409, 240069, 385227, 720207, 1840529, 5521587, 16564761]

約数ペア:

[(1, 16564761), (3, 5521587), (9, 1840529), (23, 720207), (43, 385227), (69, 240069), (129, 128409), (207, 80023), (387, 42803), (989, 16749), (1861, 8901), (2967, 5583)]