1207215

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 2118480

約数和(自身を除く): 911265

約数列:

[1, 3, 5, 9, 15, 45, 139, 193, 417, 579, 695, 965, 1251, 1737, 2085, 2895, 6255, 8685, 26827, 80481, 134135, 241443, 402405, 1207215]

約数ペア:

[(1, 1207215), (3, 402405), (5, 241443), (9, 134135), (15, 80481), (45, 26827), (139, 8685), (193, 6255), (417, 2895), (579, 2085), (695, 1737), (965, 1251)]