129647871

素因数分解:

$3^4\times {\mathrm{463}}^1\times {\mathrm{3457}}^1$

素因数の和:3932

約数の個数: 20

約数和(自身を含む): 194145952

約数和(自身を除く): 64498081

約数列:

[1, 3, 9, 27, 81, 463, 1389, 3457, 4167, 10371, 12501, 31113, 37503, 93339, 280017, 1600591, 4801773, 14405319, 43215957, 129647871]

約数ペア:

[(1, 129647871), (3, 43215957), (9, 14405319), (27, 4801773), (81, 1600591), (463, 280017), (1389, 93339), (3457, 37503), (4167, 31113), (10371, 12501)]