1216401

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 24

約数和(自身を含む): 1827264

約数和(自身を除く): 610863

約数列:

[1, 3, 17, 23, 51, 61, 69, 183, 289, 391, 867, 1037, 1173, 1403, 3111, 4209, 6647, 17629, 19941, 23851, 52887, 71553, 405467, 1216401]

約数ペア:

[(1, 1216401), (3, 405467), (17, 71553), (23, 52887), (51, 23851), (61, 19941), (69, 17629), (183, 6647), (289, 4209), (391, 3111), (867, 1403), (1037, 1173)]