31819203

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{337}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 51105600

約数和(自身を除く): 19286397

約数列:

[1, 3, 9, 13, 27, 39, 117, 269, 337, 351, 807, 1011, 2421, 3033, 3497, 4381, 7263, 9099, 10491, 13143, 31473, 39429, 90653, 94419, 118287, 271959, 815877, 1178489, 2447631, 3535467, 10606401, 31819203]

約数ペア:

[(1, 31819203), (3, 10606401), (9, 3535467), (13, 2447631), (27, 1178489), (39, 815877), (117, 271959), (269, 118287), (337, 94419), (351, 90653), (807, 39429), (1011, 31473), (2421, 13143), (3033, 10491), (3497, 9099), (4381, 7263)]