78400959

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{22091}}^1$

素因数の和:22127

約数の個数: 24

約数和(自身を含む): 129370752

約数和(自身を除く): 50969793

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 22091, 66273, 154637, 287183, 463911, 861549, 2010281, 3733379, 6030843, 11200137, 26133653, 78400959]

約数ペア:

[(1, 78400959), (3, 26133653), (7, 11200137), (13, 6030843), (21, 3733379), (39, 2010281), (91, 861549), (169, 463911), (273, 287183), (507, 154637), (1183, 66273), (3549, 22091)]