165702971

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{2851}}^1$

素因数の和:2919

約数の個数: 24

約数和(自身を含む): 208629504

約数和(自身を除く): 42926533

約数列:

[1, 7, 19, 23, 133, 161, 361, 437, 2527, 2851, 3059, 8303, 19957, 54169, 58121, 65573, 379183, 459011, 1029211, 1245887, 7204477, 8721209, 23671853, 165702971]

約数ペア:

[(1, 165702971), (7, 23671853), (19, 8721209), (23, 7204477), (133, 1245887), (161, 1029211), (361, 459011), (437, 379183), (2527, 65573), (2851, 58121), (3059, 54169), (8303, 19957)]