129865552

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{41201}}^1$

素因数の和:41406

約数の個数: 20

約数和(自身を含む): 252897876

約数和(自身を除く): 123032324

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 41201, 82402, 164804, 329608, 659216, 8116597, 16233194, 32466388, 64932776, 129865552]

約数ペア:

[(1, 129865552), (2, 64932776), (4, 32466388), (8, 16233194), (16, 8116597), (197, 659216), (394, 329608), (788, 164804), (1576, 82402), (3152, 41201)]