827902439

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{739}}^1\times {\mathrm{947}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 1027025280

約数和(自身を除く): 199122841

約数列:

[1, 7, 13, 91, 169, 739, 947, 1183, 5173, 6629, 9607, 12311, 67249, 86177, 124891, 160043, 699833, 874237, 1120301, 4898831, 9097829, 63684803, 118271777, 827902439]

約数ペア:

[(1, 827902439), (7, 118271777), (13, 63684803), (91, 9097829), (169, 4898831), (739, 1120301), (947, 874237), (1183, 699833), (5173, 160043), (6629, 124891), (9607, 86177), (12311, 67249)]