2149256565

素因数分解:

$3^3\times 5^1\times {\mathrm{15920419}}^1$

素因数の和:15920433

約数の個数: 16

約数和(自身を含む): 3820900800

約数和(自身を除く): 1671644235

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 15920419, 47761257, 79602095, 143283771, 238806285, 429851313, 716418855, 2149256565]

約数ペア:

[(1, 2149256565), (3, 716418855), (5, 429851313), (9, 238806285), (15, 143283771), (27, 79602095), (45, 47761257), (135, 15920419)]