243319615

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{1021}}^1$

素因数の和:1663

約数の個数: 32

約数和(自身を含む): 364976640

約数和(自身を除く): 121657025

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 619, 1021, 3095, 4333, 5105, 6809, 7147, 11231, 21665, 34045, 35735, 47663, 56155, 78617, 238315, 393085, 631999, 3159995, 4423993, 6951989, 22119965, 34759945, 48663923, 243319615]

約数ペア:

[(1, 243319615), (5, 48663923), (7, 34759945), (11, 22119965), (35, 6951989), (55, 4423993), (77, 3159995), (385, 631999), (619, 393085), (1021, 238315), (3095, 78617), (4333, 56155), (5105, 47663), (6809, 35735), (7147, 34045), (11231, 21665)]