68135396

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{78497}}^1$

素因数の和:78539

約数の個数: 24

約数和(自身を含む): 140668416

約数和(自身を除く): 72533020

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 78497, 156994, 313988, 549479, 1098958, 2197916, 2433407, 4866814, 9733628, 17033849, 34067698, 68135396]

約数ペア:

[(1, 68135396), (2, 34067698), (4, 17033849), (7, 9733628), (14, 4866814), (28, 2433407), (31, 2197916), (62, 1098958), (124, 549479), (217, 313988), (434, 156994), (868, 78497)]