538407

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 30

約数和(自身を含む): 891528

約数和(自身を除く): 353121

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 289, 391, 459, 621, 867, 1173, 1377, 1863, 2601, 3519, 6647, 7803, 10557, 19941, 23409, 31671, 59823, 179469, 538407]

約数ペア:

[(1, 538407), (3, 179469), (9, 59823), (17, 31671), (23, 23409), (27, 19941), (51, 10557), (69, 7803), (81, 6647), (153, 3519), (207, 2601), (289, 1863), (391, 1377), (459, 1173), (621, 867)]