1639292526

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:655

約数の個数: 128

約数和(自身を含む): 3985344000

約数和(自身を除く): 2346051474

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 43, 54, 57, 73, 86, 114, 129, 146, 171, 219, 258, 342, 387, 438, 509, 513, 657, 774, 817, 1018, 1026, 1161, 1314, 1387, 1527, 1634, 1971, 2322, 2451, 2774, 3054, 3139, 3942, 4161, 4581, 4902, 6278, 7353, 8322, 9162, 9417, 9671, 12483, 13743, 14706, 18834, 19342, 21887, 22059, 24966, 27486, 28251, 29013, 37157, 37449, 43774, 44118, 56502, 58026, 59641, 65661, 74314, 74898, 84753, 87039, 111471, 119282, 131322, 169506, 174078, 178923, 196983, 222942, 261117, 334413, 357846, 393966, 415853, 522234, 536769, 590949, 668826, 705983, 831706, 1003239, 1073538, 1181898, 1247559, 1411966, 1597751, 1610307, 2006478, 2117949, 2495118, 3195502, 3220614, 3742677, 4235898, 4793253, 6353847, 7485354, 9586506, 11228031, 12707694, 14379759, 19061541, 22456062, 28759518, 30357269, 38123082, 43139277, 60714538, 86278554, 91071807, 182143614, 273215421, 546430842, 819646263, 1639292526]

約数ペア:

[(1, 1639292526), (2, 819646263), (3, 546430842), (6, 273215421), (9, 182143614), (18, 91071807), (19, 86278554), (27, 60714538), (38, 43139277), (43, 38123082), (54, 30357269), (57, 28759518), (73, 22456062), (86, 19061541), (114, 14379759), (129, 12707694), (146, 11228031), (171, 9586506), (219, 7485354), (258, 6353847), (342, 4793253), (387, 4235898), (438, 3742677), (509, 3220614), (513, 3195502), (657, 2495118), (774, 2117949), (817, 2006478), (1018, 1610307), (1026, 1597751), (1161, 1411966), (1314, 1247559), (1387, 1181898), (1527, 1073538), (1634, 1003239), (1971, 831706), (2322, 705983), (2451, 668826), (2774, 590949), (3054, 536769), (3139, 522234), (3942, 415853), (4161, 393966), (4581, 357846), (4902, 334413), (6278, 261117), (7353, 222942), (8322, 196983), (9162, 178923), (9417, 174078), (9671, 169506), (12483, 131322), (13743, 119282), (14706, 111471), (18834, 87039), (19342, 84753), (21887, 74898), (22059, 74314), (24966, 65661), (27486, 59641), (28251, 58026), (29013, 56502), (37157, 44118), (37449, 43774)]