291775689

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{12911}}^1$

素因数の和:12960

約数の個数: 28

約数和(自身を含む): 451610112

約数和(自身を除く): 159834423

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 2511, 7533, 12911, 22599, 38733, 116199, 348597, 400241, 1045791, 1200723, 3137373, 3602169, 9412119, 10806507, 32419521, 97258563, 291775689]

約数ペア:

[(1, 291775689), (3, 97258563), (9, 32419521), (27, 10806507), (31, 9412119), (81, 3602169), (93, 3137373), (243, 1200723), (279, 1045791), (729, 400241), (837, 348597), (2511, 116199), (7533, 38733), (12911, 22599)]