81057873

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{463}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 118409088

約数和(自身を除く): 37351215

約数列:

[1, 3, 13, 39, 67, 201, 463, 871, 1389, 2613, 4489, 6019, 13467, 18057, 31021, 58357, 93063, 175071, 403273, 1209819, 2078407, 6235221, 27019291, 81057873]

約数ペア:

[(1, 81057873), (3, 27019291), (13, 6235221), (39, 2078407), (67, 1209819), (201, 403273), (463, 175071), (871, 93063), (1389, 58357), (2613, 31021), (4489, 18057), (6019, 13467)]