28107884

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 57953280

約数和(自身を除く): 29845396

約数列:

[1, 2, 4, 7, 14, 28, 79, 97, 131, 158, 194, 262, 316, 388, 524, 553, 679, 917, 1106, 1358, 1834, 2212, 2716, 3668, 7663, 10349, 12707, 15326, 20698, 25414, 30652, 41396, 50828, 53641, 72443, 88949, 107282, 144886, 177898, 214564, 289772, 355796, 1003853, 2007706, 4015412, 7026971, 14053942, 28107884]

約数ペア:

[(1, 28107884), (2, 14053942), (4, 7026971), (7, 4015412), (14, 2007706), (28, 1003853), (79, 355796), (97, 289772), (131, 214564), (158, 177898), (194, 144886), (262, 107282), (316, 88949), (388, 72443), (524, 53641), (553, 50828), (679, 41396), (917, 30652), (1106, 25414), (1358, 20698), (1834, 15326), (2212, 12707), (2716, 10349), (3668, 7663)]