64909089

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{9629}}^1$

素因数の和:9749

約数の個数: 24

約数和(自身を含む): 108164160

約数和(自身を除く): 43255071

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 9629, 28887, 67403, 86661, 202209, 606627, 1030303, 3090909, 7212121, 9272727, 21636363, 64909089]

約数ペア:

[(1, 64909089), (3, 21636363), (7, 9272727), (9, 7212121), (21, 3090909), (63, 1030303), (107, 606627), (321, 202209), (749, 86661), (963, 67403), (2247, 28887), (6741, 9629)]