1328691615

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{28219}}^1$

素因数の和:28343

約数の個数: 32

約数和(自身を含む): 2205223680

約数和(自身を除く): 876532065

約数列:

[1, 3, 5, 15, 43, 73, 129, 215, 219, 365, 645, 1095, 3139, 9417, 15695, 28219, 47085, 84657, 141095, 423285, 1213417, 2059987, 3640251, 6067085, 6179961, 10299935, 18201255, 30899805, 88579441, 265738323, 442897205, 1328691615]

約数ペア:

[(1, 1328691615), (3, 442897205), (5, 265738323), (15, 88579441), (43, 30899805), (73, 18201255), (129, 10299935), (215, 6179961), (219, 6067085), (365, 3640251), (645, 2059987), (1095, 1213417), (3139, 423285), (9417, 141095), (15695, 84657), (28219, 47085)]