201250287

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67967}}^1$

素因数の和:68027

約数の個数: 24

約数和(自身を含む): 339296256

約数和(自身を除く): 138045969

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 67967, 203901, 475769, 611703, 1427307, 3194449, 4281921, 9583347, 22361143, 28750041, 67083429, 201250287]

約数ペア:

[(1, 201250287), (3, 67083429), (7, 28750041), (9, 22361143), (21, 9583347), (47, 4281921), (63, 3194449), (141, 1427307), (329, 611703), (423, 475769), (987, 203901), (2961, 67967)]