16972245

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2753}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 29644056

約数和(自身を除く): 12671811

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 2753, 6165, 8259, 13765, 24777, 41295, 123885, 377161, 1131483, 1885805, 3394449, 5657415, 16972245]

約数ペア:

[(1, 16972245), (3, 5657415), (5, 3394449), (9, 1885805), (15, 1131483), (45, 377161), (137, 123885), (411, 41295), (685, 24777), (1233, 13765), (2055, 8259), (2753, 6165)]