388641284

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{64217}}^1$

素因数の和:64327

約数の個数: 24

約数和(自身を含む): 728232120

約数和(自身を除く): 339590836

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 6052, 64217, 128434, 256868, 1091689, 2183378, 4366756, 5715313, 11430626, 22861252, 97160321, 194320642, 388641284]

約数ペア:

[(1, 388641284), (2, 194320642), (4, 97160321), (17, 22861252), (34, 11430626), (68, 5715313), (89, 4366756), (178, 2183378), (356, 1091689), (1513, 256868), (3026, 128434), (6052, 64217)]