1689728

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 3455760

約数和(自身を除く): 1766032

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 307, 344, 614, 688, 1228, 1376, 2456, 2752, 4912, 5504, 9824, 13201, 19648, 26402, 39296, 52804, 105608, 211216, 422432, 844864, 1689728]

約数ペア:

[(1, 1689728), (2, 844864), (4, 422432), (8, 211216), (16, 105608), (32, 52804), (43, 39296), (64, 26402), (86, 19648), (128, 13201), (172, 9824), (307, 5504), (344, 4912), (614, 2752), (688, 2456), (1228, 1376)]