155801728

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{28307}}^1$

素因数の和:28364

約数の個数: 32

約数和(自身を含む): 317615760

約数和(自身を除く): 161814032

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 28307, 56614, 113228, 226456, 452912, 905824, 1217201, 1811648, 2434402, 3623296, 4868804, 9737608, 19475216, 38950432, 77900864, 155801728]

約数ペア:

[(1, 155801728), (2, 77900864), (4, 38950432), (8, 19475216), (16, 9737608), (32, 4868804), (43, 3623296), (64, 2434402), (86, 1811648), (128, 1217201), (172, 905824), (344, 452912), (688, 226456), (1376, 113228), (2752, 56614), (5504, 28307)]