22778181

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^3$

素因数の和:182

約数の個数: 24

約数和(自身を含む): 35507160

約数和(自身を除く): 12728979

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 2809, 8109, 8427, 25281, 47753, 143259, 148877, 429777, 446631, 1339893, 2530909, 7592727, 22778181]

約数ペア:

[(1, 22778181), (3, 7592727), (9, 2530909), (17, 1339893), (51, 446631), (53, 429777), (153, 148877), (159, 143259), (477, 47753), (901, 25281), (2703, 8427), (2809, 8109)]