208048455

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3407}}^1$

素因数の和:3500

約数の個数: 48

約数和(自身を含む): 382786560

約数和(自身を除く): 174738105

約数列:

[1, 3, 5, 9, 15, 23, 45, 59, 69, 115, 177, 207, 295, 345, 531, 885, 1035, 1357, 2655, 3407, 4071, 6785, 10221, 12213, 17035, 20355, 30663, 51105, 61065, 78361, 153315, 201013, 235083, 391805, 603039, 705249, 1005065, 1175415, 1809117, 3015195, 3526245, 4623299, 9045585, 13869897, 23116495, 41609691, 69349485, 208048455]

約数ペア:

[(1, 208048455), (3, 69349485), (5, 41609691), (9, 23116495), (15, 13869897), (23, 9045585), (45, 4623299), (59, 3526245), (69, 3015195), (115, 1809117), (177, 1175415), (207, 1005065), (295, 705249), (345, 603039), (531, 391805), (885, 235083), (1035, 201013), (1357, 153315), (2655, 78361), (3407, 61065), (4071, 51105), (6785, 30663), (10221, 20355), (12213, 17035)]