211067818

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 367412760

約数和(自身を除く): 156344942

約数列:

[1, 2, 13, 17, 26, 34, 109, 169, 218, 221, 337, 338, 442, 674, 1417, 1853, 2834, 2873, 3706, 4381, 5729, 5746, 8762, 11458, 18421, 24089, 36733, 36842, 48178, 56953, 73466, 74477, 113906, 148954, 313157, 477529, 624461, 626314, 955058, 968201, 1248922, 1936402, 6207877, 8117993, 12415754, 16235986, 105533909, 211067818]

約数ペア:

[(1, 211067818), (2, 105533909), (13, 16235986), (17, 12415754), (26, 8117993), (34, 6207877), (109, 1936402), (169, 1248922), (218, 968201), (221, 955058), (337, 626314), (338, 624461), (442, 477529), (674, 313157), (1417, 148954), (1853, 113906), (2834, 74477), (2873, 73466), (3706, 56953), (4381, 48178), (5729, 36842), (5746, 36733), (8762, 24089), (11458, 18421)]