1671345

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2857}}^1$

素因数の和:2881

約数の個数: 24

約数和(自身を含む): 3120936

約数和(自身を除く): 1449591

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 2857, 8571, 14285, 25713, 37141, 42855, 111423, 128565, 185705, 334269, 557115, 1671345]

約数ペア:

[(1, 1671345), (3, 557115), (5, 334269), (9, 185705), (13, 128565), (15, 111423), (39, 42855), (45, 37141), (65, 25713), (117, 14285), (195, 8571), (585, 2857)]