64120371

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{11789}}^1$

素因数の和:11843

約数の個数: 24

約数和(自身を含む): 102148560

約数和(自身を除く): 38028189

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 11789, 35367, 82523, 247569, 436193, 577661, 1308579, 1732983, 3053351, 9160053, 21373457, 64120371]

約数ペア:

[(1, 64120371), (3, 21373457), (7, 9160053), (21, 3053351), (37, 1732983), (49, 1308579), (111, 577661), (147, 436193), (259, 247569), (777, 82523), (1813, 35367), (5439, 11789)]