221876163

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{13553}}^1$

素因数の和:13683

約数の個数: 24

約数和(自身を含む): 342536688

約数和(自身を除く): 120660525

約数列:

[1, 3, 9, 17, 51, 107, 153, 321, 963, 1819, 5457, 13553, 16371, 40659, 121977, 230401, 691203, 1450171, 2073609, 4350513, 13051539, 24652907, 73958721, 221876163]

約数ペア:

[(1, 221876163), (3, 73958721), (9, 24652907), (17, 13051539), (51, 4350513), (107, 2073609), (153, 1450171), (321, 691203), (963, 230401), (1819, 121977), (5457, 40659), (13553, 16371)]