28850913

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35227}}^1$

素因数の和:35253

約数の個数: 24

約数和(自身を含む): 51291968

約数和(自身を除く): 22441055

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 35227, 105681, 246589, 317043, 457951, 739767, 1373853, 2219301, 3205657, 4121559, 9616971, 28850913]

約数ペア:

[(1, 28850913), (3, 9616971), (7, 4121559), (9, 3205657), (13, 2219301), (21, 1373853), (39, 739767), (63, 457951), (91, 317043), (117, 246589), (273, 105681), (819, 35227)]