660285

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 32

約数和(自身を含む): 1207680

約数和(自身を除く): 547395

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 73, 135, 201, 219, 335, 365, 603, 657, 1005, 1095, 1809, 1971, 3015, 3285, 4891, 9045, 9855, 14673, 24455, 44019, 73365, 132057, 220095, 660285]

約数ペア:

[(1, 660285), (3, 220095), (5, 132057), (9, 73365), (15, 44019), (27, 24455), (45, 14673), (67, 9855), (73, 9045), (135, 4891), (201, 3285), (219, 3015), (335, 1971), (365, 1809), (603, 1095), (657, 1005)]