2814345

素因数分解:

$3^4\times 5^1\times {\mathrm{6949}}^1$

素因数の和:6966

約数の個数: 20

約数和(自身を含む): 5045700

約数和(自身を除く): 2231355

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6949, 20847, 34745, 62541, 104235, 187623, 312705, 562869, 938115, 2814345]

約数ペア:

[(1, 2814345), (3, 938115), (5, 562869), (9, 312705), (15, 187623), (27, 104235), (45, 62541), (81, 34745), (135, 20847), (405, 6949)]