840385335

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{3691}}^1$

素因数の和:4095

約数の個数: 32

約数和(自身を含む): 1380158208

約数和(自身を除く): 539772873

約数列:

[1, 3, 5, 15, 43, 129, 215, 353, 645, 1059, 1765, 3691, 5295, 11073, 15179, 18455, 45537, 55365, 75895, 158713, 227685, 476139, 793565, 1302923, 2380695, 3908769, 6514615, 19543845, 56025689, 168077067, 280128445, 840385335]

約数ペア:

[(1, 840385335), (3, 280128445), (5, 168077067), (15, 56025689), (43, 19543845), (129, 6514615), (215, 3908769), (353, 2380695), (645, 1302923), (1059, 793565), (1765, 476139), (3691, 227685), (5295, 158713), (11073, 75895), (15179, 55365), (18455, 45537)]