890495428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{8231}}^1$

素因数の和:8332

約数の個数: 48

約数和(自身を含む): 1734251904

約数和(自身を除く): 843756476

約数列:

[1, 2, 4, 17, 34, 37, 43, 68, 74, 86, 148, 172, 629, 731, 1258, 1462, 1591, 2516, 2924, 3182, 6364, 8231, 16462, 27047, 32924, 54094, 108188, 139927, 279854, 304547, 353933, 559708, 609094, 707866, 1218188, 1415732, 5177299, 6016861, 10354598, 12033722, 13095521, 20709196, 24067444, 26191042, 52382084, 222623857, 445247714, 890495428]

約数ペア:

[(1, 890495428), (2, 445247714), (4, 222623857), (17, 52382084), (34, 26191042), (37, 24067444), (43, 20709196), (68, 13095521), (74, 12033722), (86, 10354598), (148, 6016861), (172, 5177299), (629, 1415732), (731, 1218188), (1258, 707866), (1462, 609094), (1591, 559708), (2516, 353933), (2924, 304547), (3182, 279854), (6364, 139927), (8231, 108188), (16462, 54094), (27047, 32924)]