156921728

素因数分解:

$2^7\times {\mathrm{347}}^1\times {\mathrm{3533}}^1$

素因数の和:3894

約数の個数: 32

約数和(自身を含む): 313607160

約数和(自身を除く): 156685432

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 347, 694, 1388, 2776, 3533, 5552, 7066, 11104, 14132, 22208, 28264, 44416, 56528, 113056, 226112, 452224, 1225951, 2451902, 4903804, 9807608, 19615216, 39230432, 78460864, 156921728]

約数ペア:

[(1, 156921728), (2, 78460864), (4, 39230432), (8, 19615216), (16, 9807608), (32, 4903804), (64, 2451902), (128, 1225951), (347, 452224), (694, 226112), (1388, 113056), (2776, 56528), (3533, 44416), (5552, 28264), (7066, 22208), (11104, 14132)]