28698759

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1372

約数の個数: 32

約数和(自身を含む): 45830400

約数和(自身を除く): 17131641

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 171, 387, 513, 817, 1161, 1301, 2451, 3903, 7353, 11709, 22059, 24719, 35127, 55943, 74157, 167829, 222471, 503487, 667413, 1062917, 1510461, 3188751, 9566253, 28698759]

約数ペア:

[(1, 28698759), (3, 9566253), (9, 3188751), (19, 1510461), (27, 1062917), (43, 667413), (57, 503487), (129, 222471), (171, 167829), (387, 74157), (513, 55943), (817, 35127), (1161, 24719), (1301, 22059), (2451, 11709), (3903, 7353)]