28726204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4217}}^1$

素因数の和:4365

約数の個数: 24

約数和(自身を含む): 54564048

約数和(自身を除く): 25837844

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 4217, 6812, 8434, 16868, 54821, 109642, 219284, 552427, 1104854, 2209708, 7181551, 14363102, 28726204]

約数ペア:

[(1, 28726204), (2, 14363102), (4, 7181551), (13, 2209708), (26, 1104854), (52, 552427), (131, 219284), (262, 109642), (524, 54821), (1703, 16868), (3406, 8434), (4217, 6812)]