978928778884

素因数分解:

$2^2\times 7^1\times {\mathrm{12967}}^1\times {\mathrm{2696209}}^1$

素因数の和:2709187

約数の個数: 24

約数和(自身を含む): 1958009271680

約数和(自身を除く): 979080492796

約数列:

[1, 2, 4, 7, 14, 28, 12967, 25934, 51868, 90769, 181538, 363076, 2696209, 5392418, 10784836, 18873463, 37746926, 75493852, 34961742103, 69923484206, 139846968412, 244732194721, 489464389442, 978928778884]

約数ペア:

[(1, 978928778884), (2, 489464389442), (4, 244732194721), (7, 139846968412), (14, 69923484206), (28, 34961742103), (12967, 75493852), (25934, 37746926), (51868, 18873463), (90769, 10784836), (181538, 5392418), (363076, 2696209)]