219285

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 415584

約数和(自身を除く): 196299

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 443, 495, 1329, 2215, 3987, 4873, 6645, 14619, 19935, 24365, 43857, 73095, 219285]

約数ペア:

[(1, 219285), (3, 73095), (5, 43857), (9, 24365), (11, 19935), (15, 14619), (33, 6645), (45, 4873), (55, 3987), (99, 2215), (165, 1329), (443, 495)]