637398464

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{242911}}^1$

素因数の和:242964

約数の個数: 28

約数和(自身を含む): 1295692608

約数和(自身を除く): 658294144

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 242911, 485822, 971644, 1943288, 3886576, 7773152, 9959351, 15546304, 19918702, 39837404, 79674808, 159349616, 318699232, 637398464]

約数ペア:

[(1, 637398464), (2, 318699232), (4, 159349616), (8, 79674808), (16, 39837404), (32, 19918702), (41, 15546304), (64, 9959351), (82, 7773152), (164, 3886576), (328, 1943288), (656, 971644), (1312, 485822), (2624, 242911)]