28981575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{18401}}^1$

素因数の和:18424

約数の個数: 36

約数和(自身を含む): 59328048

約数和(自身を除く): 30346473

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 18401, 55203, 92005, 128807, 165609, 276015, 386421, 460025, 644035, 828045, 1159263, 1380075, 1932105, 3220175, 4140225, 5796315, 9660525, 28981575]

約数ペア:

[(1, 28981575), (3, 9660525), (5, 5796315), (7, 4140225), (9, 3220175), (15, 1932105), (21, 1380075), (25, 1159263), (35, 828045), (45, 644035), (63, 460025), (75, 386421), (105, 276015), (175, 165609), (225, 128807), (315, 92005), (525, 55203), (1575, 18401)]