405336321

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{203789}}^1$

素因数の和:203825

約数の個数: 24

約数和(自身を含む): 667616040

約数和(自身を除く): 262279719

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 203789, 611367, 1834101, 2649257, 3464413, 7947771, 10393239, 23843313, 31179717, 45037369, 135112107, 405336321]

約数ペア:

[(1, 405336321), (3, 135112107), (9, 45037369), (13, 31179717), (17, 23843313), (39, 10393239), (51, 7947771), (117, 3464413), (153, 2649257), (221, 1834101), (663, 611367), (1989, 203789)]