66921345

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{40193}}^1$

素因数の和:40241

約数の個数: 24

約数和(自身を含む): 119135016

約数和(自身を除く): 52213671

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 40193, 120579, 200965, 361737, 602895, 1487141, 1808685, 4461423, 7435705, 13384269, 22307115, 66921345]

約数ペア:

[(1, 66921345), (3, 22307115), (5, 13384269), (9, 7435705), (15, 4461423), (37, 1808685), (45, 1487141), (111, 602895), (185, 361737), (333, 200965), (555, 120579), (1665, 40193)]