312551487

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{809}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 476280000

約数和(自身を除く): 163728513

約数列:

[1, 3, 9, 27, 41, 123, 349, 369, 809, 1047, 1107, 2427, 3141, 7281, 9423, 14309, 21843, 33169, 42927, 99507, 128781, 282341, 298521, 386343, 847023, 895563, 2541069, 7623207, 11575981, 34727943, 104183829, 312551487]

約数ペア:

[(1, 312551487), (3, 104183829), (9, 34727943), (27, 11575981), (41, 7623207), (123, 2541069), (349, 895563), (369, 847023), (809, 386343), (1047, 298521), (1107, 282341), (2427, 128781), (3141, 99507), (7281, 42927), (9423, 33169), (14309, 21843)]