64805727

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 100859904

約数和(自身を除く): 36054177

約数列:

[1, 3, 7, 21, 107, 151, 191, 321, 453, 573, 749, 1057, 1337, 2247, 3171, 4011, 16157, 20437, 28841, 48471, 61311, 86523, 113099, 143059, 201887, 339297, 429177, 605661, 3085987, 9257961, 21601909, 64805727]

約数ペア:

[(1, 64805727), (3, 21601909), (7, 9257961), (21, 3085987), (107, 605661), (151, 429177), (191, 339297), (321, 201887), (453, 143059), (573, 113099), (749, 86523), (1057, 61311), (1337, 48471), (2247, 28841), (3171, 20437), (4011, 16157)]