173870415

素因数分解:

$3^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2003}}^1$

素因数の和:2660

約数の個数: 32

約数和(自身を含む): 309738240

約数和(自身を除く): 135867825

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 643, 1929, 2003, 3215, 5787, 6009, 9645, 10015, 17361, 18027, 28935, 30045, 54081, 86805, 90135, 270405, 1287929, 3863787, 6439645, 11591361, 19318935, 34774083, 57956805, 173870415]

約数ペア:

[(1, 173870415), (3, 57956805), (5, 34774083), (9, 19318935), (15, 11591361), (27, 6439645), (45, 3863787), (135, 1287929), (643, 270405), (1929, 90135), (2003, 86805), (3215, 54081), (5787, 30045), (6009, 28935), (9645, 18027), (10015, 17361)]