78423309

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{4051}}^1$

素因数の和:4302

約数の個数: 20

約数和(自身を含む): 117670080

約数和(自身を除く): 39246771

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 4051, 6453, 12153, 19359, 36459, 109377, 328131, 968189, 2904567, 8713701, 26141103, 78423309]

約数ペア:

[(1, 78423309), (3, 26141103), (9, 8713701), (27, 2904567), (81, 968189), (239, 328131), (717, 109377), (2151, 36459), (4051, 19359), (6453, 12153)]