81429813

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4327}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 130878720

約数和(自身を除く): 49448907

約数列:

[1, 3, 9, 17, 27, 41, 51, 123, 153, 369, 459, 697, 1107, 2091, 4327, 6273, 12981, 18819, 38943, 73559, 116829, 177407, 220677, 532221, 662031, 1596663, 1986093, 3015919, 4789989, 9047757, 27143271, 81429813]

約数ペア:

[(1, 81429813), (3, 27143271), (9, 9047757), (17, 4789989), (27, 3015919), (41, 1986093), (51, 1596663), (123, 662031), (153, 532221), (369, 220677), (459, 177407), (697, 116829), (1107, 73559), (2091, 38943), (4327, 18819), (6273, 12981)]