63856815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20369}}^1$

素因数の和:20407

約数の個数: 32

約数和(自身を含む): 117331200

約数和(自身を除く): 53474385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 20369, 61107, 101845, 224059, 305535, 387011, 672177, 1120295, 1161033, 1935055, 3360885, 4257121, 5805165, 12771363, 21285605, 63856815]

約数ペア:

[(1, 63856815), (3, 21285605), (5, 12771363), (11, 5805165), (15, 4257121), (19, 3360885), (33, 1935055), (55, 1161033), (57, 1120295), (95, 672177), (165, 387011), (209, 305535), (285, 224059), (627, 101845), (1045, 61107), (3135, 20369)]