72821266

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1627}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 131281920

約数和(自身を除く): 58460654

約数列:

[1, 2, 7, 14, 23, 46, 139, 161, 278, 322, 973, 1627, 1946, 3197, 3254, 6394, 11389, 22379, 22778, 37421, 44758, 74842, 226153, 261947, 452306, 523894, 1583071, 3166142, 5201519, 10403038, 36410633, 72821266]

約数ペア:

[(1, 72821266), (2, 36410633), (7, 10403038), (14, 5201519), (23, 3166142), (46, 1583071), (139, 523894), (161, 452306), (278, 261947), (322, 226153), (973, 74842), (1627, 44758), (1946, 37421), (3197, 22778), (3254, 22379), (6394, 11389)]