27831561

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 41040000

約数和(自身を除く): 13208439

約数列:

[1, 3, 19, 29, 57, 87, 113, 149, 339, 447, 551, 1653, 2147, 2831, 3277, 4321, 6441, 8493, 9831, 12963, 16837, 50511, 62263, 82099, 186789, 246297, 319903, 488273, 959709, 1464819, 9277187, 27831561]

約数ペア:

[(1, 27831561), (3, 9277187), (19, 1464819), (29, 959709), (57, 488273), (87, 319903), (113, 246297), (149, 186789), (339, 82099), (447, 62263), (551, 50511), (1653, 16837), (2147, 12963), (2831, 9831), (3277, 8493), (4321, 6441)]