855219

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 1239840

約数和(自身を除く): 384621

約数列:

[1, 3, 17, 41, 51, 123, 409, 697, 1227, 2091, 6953, 16769, 20859, 50307, 285073, 855219]

約数ペア:

[(1, 855219), (3, 285073), (17, 50307), (41, 20859), (51, 16769), (123, 6953), (409, 2091), (697, 1227)]