278370558

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{7607}}^1$

素因数の和:7741

約数の個数: 48

約数和(自身を含む): 640897920

約数和(自身を除く): 362527362

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 107, 114, 171, 214, 321, 342, 642, 963, 1926, 2033, 4066, 6099, 7607, 12198, 15214, 18297, 22821, 36594, 45642, 68463, 136926, 144533, 289066, 433599, 813949, 867198, 1300797, 1627898, 2441847, 2601594, 4883694, 7325541, 14651082, 15465031, 30930062, 46395093, 92790186, 139185279, 278370558]

約数ペア:

[(1, 278370558), (2, 139185279), (3, 92790186), (6, 46395093), (9, 30930062), (18, 15465031), (19, 14651082), (38, 7325541), (57, 4883694), (107, 2601594), (114, 2441847), (171, 1627898), (214, 1300797), (321, 867198), (342, 813949), (642, 433599), (963, 289066), (1926, 144533), (2033, 136926), (4066, 68463), (6099, 45642), (7607, 36594), (12198, 22821), (15214, 18297)]