49852257

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 87716160

約数和(自身を除く): 37863903

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 399, 637, 741, 931, 1373, 1729, 1911, 2793, 4119, 5187, 9611, 12103, 17849, 26087, 28833, 36309, 53547, 67277, 78261, 124943, 182609, 201831, 339131, 374829, 547827, 874601, 1017393, 1278263, 2373917, 2623803, 3834789, 7121751, 16617419, 49852257]

約数ペア:

[(1, 49852257), (3, 16617419), (7, 7121751), (13, 3834789), (19, 2623803), (21, 2373917), (39, 1278263), (49, 1017393), (57, 874601), (91, 547827), (133, 374829), (147, 339131), (247, 201831), (273, 182609), (399, 124943), (637, 78261), (741, 67277), (931, 53547), (1373, 36309), (1729, 28833), (1911, 26087), (2793, 17849), (4119, 12103), (5187, 9611)]