840226079

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 1103499936

約数和(自身を除く): 263273857

約数列:

[1, 7, 11, 41, 49, 77, 193, 197, 287, 451, 539, 1351, 1379, 2009, 2123, 2167, 3157, 7913, 8077, 9457, 9653, 14861, 15169, 22099, 38021, 55391, 56539, 87043, 88847, 104027, 106183, 266147, 387737, 395773, 418231, 609301, 621929, 1558861, 1863029, 2927617, 4265107, 4353503, 10912027, 17147471, 20493319, 76384189, 120032297, 840226079]

約数ペア:

[(1, 840226079), (7, 120032297), (11, 76384189), (41, 20493319), (49, 17147471), (77, 10912027), (193, 4353503), (197, 4265107), (287, 2927617), (451, 1863029), (539, 1558861), (1351, 621929), (1379, 609301), (2009, 418231), (2123, 395773), (2167, 387737), (3157, 266147), (7913, 106183), (8077, 104027), (9457, 88847), (9653, 87043), (14861, 56539), (15169, 55391), (22099, 38021)]