66501981

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81199}}^1$

素因数の和:81225

約数の個数: 24

約数和(自身を含む): 118227200

約数和(自身を除く): 51725219

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 81199, 243597, 568393, 730791, 1055587, 1705179, 3166761, 5115537, 7389109, 9500283, 22167327, 66501981]

約数ペア:

[(1, 66501981), (3, 22167327), (7, 9500283), (9, 7389109), (13, 5115537), (21, 3166761), (39, 1705179), (63, 1055587), (91, 730791), (117, 568393), (273, 243597), (819, 81199)]