189757809

素因数分解:

$3^4\times {\mathrm{599}}^1\times {\mathrm{3911}}^1$

素因数の和:4522

約数の個数: 20

約数和(自身を含む): 284011200

約数和(自身を除く): 94253391

約数列:

[1, 3, 9, 27, 81, 599, 1797, 3911, 5391, 11733, 16173, 35199, 48519, 105597, 316791, 2342689, 7028067, 21084201, 63252603, 189757809]

約数ペア:

[(1, 189757809), (3, 63252603), (9, 21084201), (27, 7028067), (81, 2342689), (599, 316791), (1797, 105597), (3911, 48519), (5391, 35199), (11733, 16173)]