390292

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 798336

約数和(自身を除く): 408044

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 263, 371, 526, 742, 1052, 1484, 1841, 3682, 7364, 13939, 27878, 55756, 97573, 195146, 390292]

約数ペア:

[(1, 390292), (2, 195146), (4, 97573), (7, 55756), (14, 27878), (28, 13939), (53, 7364), (106, 3682), (212, 1841), (263, 1484), (371, 1052), (526, 742)]