71752473

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{68141}}^1$

素因数の和:68166

約数の個数: 20

約数和(自身を含む): 115432548

約数和(自身を除く): 43680075

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 68141, 204423, 613269, 885833, 1839807, 2657499, 5519421, 7972497, 23917491, 71752473]

約数ペア:

[(1, 71752473), (3, 23917491), (9, 7972497), (13, 5519421), (27, 2657499), (39, 1839807), (81, 885833), (117, 613269), (351, 204423), (1053, 68141)]