78974545

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4919}}^1$

素因数の和:4969

約数の個数: 24

約数和(自身を含む): 108043200

約数和(自身を除く): 29068655

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 845, 1235, 3211, 4919, 16055, 24595, 63947, 93461, 319735, 467305, 831311, 1214993, 4156555, 6074965, 15794909, 78974545]

約数ペア:

[(1, 78974545), (5, 15794909), (13, 6074965), (19, 4156555), (65, 1214993), (95, 831311), (169, 467305), (247, 319735), (845, 93461), (1235, 63947), (3211, 24595), (4919, 16055)]