68808015

素因数分解:

$3^3\times 5^1\times {\mathrm{509689}}^1$

素因数の和:509703

約数の個数: 16

約数和(自身を含む): 122325600

約数和(自身を除く): 53517585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 509689, 1529067, 2548445, 4587201, 7645335, 13761603, 22936005, 68808015]

約数ペア:

[(1, 68808015), (3, 22936005), (5, 13761603), (9, 7645335), (15, 4587201), (27, 2548445), (45, 1529067), (135, 509689)]