421923321

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{18911}}^1$

素因数の和:19021

約数の個数: 24

約数和(自身を含む): 635291904

約数和(自身を除く): 213368583

約数列:

[1, 3, 9, 37, 67, 111, 201, 333, 603, 2479, 7437, 18911, 22311, 56733, 170199, 699707, 1267037, 2099121, 3801111, 6297363, 11403333, 46880369, 140641107, 421923321]

約数ペア:

[(1, 421923321), (3, 140641107), (9, 46880369), (37, 11403333), (67, 6297363), (111, 3801111), (201, 2099121), (333, 1267037), (603, 699707), (2479, 170199), (7437, 56733), (18911, 22311)]