1949493

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 3302656

約数和(自身を除く): 1353163

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 193, 259, 273, 481, 579, 777, 1351, 1443, 2509, 3367, 4053, 7141, 7527, 10101, 17563, 21423, 49987, 52689, 92833, 149961, 278499, 649831, 1949493]

約数ペア:

[(1, 1949493), (3, 649831), (7, 278499), (13, 149961), (21, 92833), (37, 52689), (39, 49987), (91, 21423), (111, 17563), (193, 10101), (259, 7527), (273, 7141), (481, 4053), (579, 3367), (777, 2509), (1351, 1443)]