77072961

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 121390848

約数和(自身を除く): 44317887

約数列:

[1, 3, 7, 21, 37, 111, 259, 281, 353, 777, 843, 1059, 1967, 2471, 5901, 7413, 10397, 13061, 31191, 39183, 72779, 91427, 99193, 218337, 274281, 297579, 694351, 2083053, 3670141, 11010423, 25690987, 77072961]

約数ペア:

[(1, 77072961), (3, 25690987), (7, 11010423), (21, 3670141), (37, 2083053), (111, 694351), (259, 297579), (281, 274281), (353, 218337), (777, 99193), (843, 91427), (1059, 72779), (1967, 39183), (2471, 31191), (5901, 13061), (7413, 10397)]