205278858

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{2011}}^1$

素因数の和:2179

約数の個数: 48

約数和(自身を含む): 457625376

約数和(自身を除く): 252346518

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 107, 159, 214, 318, 321, 477, 642, 954, 963, 1926, 2011, 4022, 5671, 6033, 11342, 12066, 17013, 18099, 34026, 36198, 51039, 102078, 106583, 213166, 215177, 319749, 430354, 639498, 645531, 959247, 1291062, 1918494, 1936593, 3873186, 11404381, 22808762, 34213143, 68426286, 102639429, 205278858]

約数ペア:

[(1, 205278858), (2, 102639429), (3, 68426286), (6, 34213143), (9, 22808762), (18, 11404381), (53, 3873186), (106, 1936593), (107, 1918494), (159, 1291062), (214, 959247), (318, 645531), (321, 639498), (477, 430354), (642, 319749), (954, 215177), (963, 213166), (1926, 106583), (2011, 102078), (4022, 51039), (5671, 36198), (6033, 34026), (11342, 18099), (12066, 17013)]