68687157

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{17491}}^1$

素因数の和:17529

約数の個数: 32

約数和(自身を含む): 120904704

約数和(自身を除く): 52217547

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 17491, 52473, 122437, 192401, 297347, 367311, 577203, 892041, 1346807, 2081429, 3270817, 4040421, 6244287, 9812451, 22895719, 68687157]

約数ペア:

[(1, 68687157), (3, 22895719), (7, 9812451), (11, 6244287), (17, 4040421), (21, 3270817), (33, 2081429), (51, 1346807), (77, 892041), (119, 577203), (187, 367311), (231, 297347), (357, 192401), (561, 122437), (1309, 52473), (3927, 17491)]