1289799

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 2171520

約数和(自身を除く): 881721

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 347, 413, 531, 1041, 1239, 2429, 3123, 3717, 7287, 20473, 21861, 61419, 143311, 184257, 429933, 1289799]

約数ペア:

[(1, 1289799), (3, 429933), (7, 184257), (9, 143311), (21, 61419), (59, 21861), (63, 20473), (177, 7287), (347, 3717), (413, 3123), (531, 2429), (1041, 1239)]