2906685

素因数分解:

$3^4\times 5^1\times {\mathrm{7177}}^1$

素因数の和:7194

約数の個数: 20

約数和(自身を含む): 5211228

約数和(自身を除く): 2304543

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 7177, 21531, 35885, 64593, 107655, 193779, 322965, 581337, 968895, 2906685]

約数ペア:

[(1, 2906685), (3, 968895), (5, 581337), (9, 322965), (15, 193779), (27, 107655), (45, 64593), (81, 35885), (135, 21531), (405, 7177)]