39450579

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 61641216

約数和(自身を除く): 22190637

約数列:

[1, 3, 7, 21, 97, 107, 181, 291, 321, 543, 679, 749, 1267, 2037, 2247, 3801, 10379, 17557, 19367, 31137, 52671, 58101, 72653, 122899, 135569, 217959, 368697, 406707, 1878599, 5635797, 13150193, 39450579]

約数ペア:

[(1, 39450579), (3, 13150193), (7, 5635797), (21, 1878599), (97, 406707), (107, 368697), (181, 217959), (291, 135569), (321, 122899), (543, 72653), (679, 58101), (749, 52671), (1267, 31137), (2037, 19367), (2247, 17557), (3801, 10379)]