389727745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{1447}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 525450240

約数和(自身を除く): 135722495

約数列:

[1, 5, 11, 55, 59, 83, 295, 415, 649, 913, 1447, 3245, 4565, 4897, 7235, 15917, 24485, 53867, 79585, 85373, 120101, 269335, 426865, 600505, 939103, 1321111, 4695515, 6605555, 7085959, 35429795, 77945549, 389727745]

約数ペア:

[(1, 389727745), (5, 77945549), (11, 35429795), (55, 7085959), (59, 6605555), (83, 4695515), (295, 1321111), (415, 939103), (649, 600505), (913, 426865), (1447, 269335), (3245, 120101), (4565, 85373), (4897, 79585), (7235, 53867), (15917, 24485)]