201471879

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{80621}}^1$

素因数の和:80655

約数の個数: 24

約数和(自身を含む): 330872688

約数和(自身を除く): 129400809

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 80621, 241863, 564347, 1370557, 1693041, 3950429, 4111671, 9593899, 11851287, 28781697, 67157293, 201471879]

約数ペア:

[(1, 201471879), (3, 67157293), (7, 28781697), (17, 11851287), (21, 9593899), (49, 4111671), (51, 3950429), (119, 1693041), (147, 1370557), (357, 564347), (833, 241863), (2499, 80621)]