221467818

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{719}}^1$

素因数の和:1107

約数の個数: 64

約数和(自身を含む): 522547200

約数和(自身を除く): 301079382

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 359, 429, 718, 719, 858, 1077, 1438, 2154, 2157, 3949, 4314, 4667, 7898, 7909, 9334, 9347, 11847, 14001, 15818, 18694, 23694, 23727, 28002, 28041, 47454, 51337, 56082, 102674, 102817, 154011, 205634, 258121, 308022, 308451, 516242, 616902, 774363, 1548726, 2839331, 3355573, 5678662, 6711146, 8517993, 10066719, 17035986, 20133438, 36911303, 73822606, 110733909, 221467818]

約数ペア:

[(1, 221467818), (2, 110733909), (3, 73822606), (6, 36911303), (11, 20133438), (13, 17035986), (22, 10066719), (26, 8517993), (33, 6711146), (39, 5678662), (66, 3355573), (78, 2839331), (143, 1548726), (286, 774363), (359, 616902), (429, 516242), (718, 308451), (719, 308022), (858, 258121), (1077, 205634), (1438, 154011), (2154, 102817), (2157, 102674), (3949, 56082), (4314, 51337), (4667, 47454), (7898, 28041), (7909, 28002), (9334, 23727), (9347, 23694), (11847, 18694), (14001, 15818)]