8617215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 14929920

約数和(自身を除く): 6312705

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 719, 799, 2157, 2397, 3595, 3995, 10785, 11985, 12223, 33793, 36669, 61115, 101379, 168965, 183345, 506895, 574481, 1723443, 2872405, 8617215]

約数ペア:

[(1, 8617215), (3, 2872405), (5, 1723443), (15, 574481), (17, 506895), (47, 183345), (51, 168965), (85, 101379), (141, 61115), (235, 36669), (255, 33793), (705, 12223), (719, 11985), (799, 10785), (2157, 3995), (2397, 3595)]