81349983

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2100

約数の個数: 48

約数和(自身を含む): 142571520

約数和(自身を除く): 61221537

約数列:

[1, 3, 9, 11, 13, 31, 33, 39, 93, 99, 117, 143, 279, 341, 403, 429, 1023, 1209, 1287, 2039, 3069, 3627, 4433, 6117, 13299, 18351, 22429, 26507, 39897, 63209, 67287, 79521, 189627, 201861, 238563, 291577, 568881, 695299, 821717, 874731, 2085897, 2465151, 2624193, 6257691, 7395453, 9038887, 27116661, 81349983]

約数ペア:

[(1, 81349983), (3, 27116661), (9, 9038887), (11, 7395453), (13, 6257691), (31, 2624193), (33, 2465151), (39, 2085897), (93, 874731), (99, 821717), (117, 695299), (143, 568881), (279, 291577), (341, 238563), (403, 201861), (429, 189627), (1023, 79521), (1209, 67287), (1287, 63209), (2039, 39897), (3069, 26507), (3627, 22429), (4433, 18351), (6117, 13299)]