20171282715

素因数分解:

$3^3\times 5^1\times {\mathrm{149416909}}^1$

素因数の和:149416923

約数の個数: 16

約数和(自身を含む): 35860058400

約数和(自身を除く): 15688775685

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149416909, 448250727, 747084545, 1344752181, 2241253635, 4034256543, 6723760905, 20171282715]

約数ペア:

[(1, 20171282715), (3, 6723760905), (5, 4034256543), (9, 2241253635), (15, 1344752181), (27, 747084545), (45, 448250727), (135, 149416909)]