255219778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{400031}}^1$

素因数の和:400073

約数の個数: 16

約数和(自身を含む): 432034560

約数和(自身を除く): 176814782

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 400031, 800062, 4400341, 8800682, 11600899, 23201798, 127609889, 255219778]

約数ペア:

[(1, 255219778), (2, 127609889), (11, 23201798), (22, 11600899), (29, 8800682), (58, 4400341), (319, 800062), (638, 400031)]