2578808655

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1\times {\mathrm{1871}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 4529416320

約数和(自身を除く): 1950607665

約数列:

[1, 3, 5, 9, 15, 45, 109, 281, 327, 545, 843, 981, 1405, 1635, 1871, 2529, 4215, 4905, 5613, 9355, 12645, 16839, 28065, 30629, 84195, 91887, 153145, 203939, 275661, 459435, 525751, 611817, 1019695, 1378305, 1577253, 1835451, 2628755, 3059085, 4731759, 7886265, 9177255, 23658795, 57306859, 171920577, 286534295, 515761731, 859602885, 2578808655]

約数ペア:

[(1, 2578808655), (3, 859602885), (5, 515761731), (9, 286534295), (15, 171920577), (45, 57306859), (109, 23658795), (281, 9177255), (327, 7886265), (545, 4731759), (843, 3059085), (981, 2628755), (1405, 1835451), (1635, 1577253), (1871, 1378305), (2529, 1019695), (4215, 611817), (4905, 525751), (5613, 459435), (9355, 275661), (12645, 203939), (16839, 153145), (28065, 91887), (30629, 84195)]