312011679

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1\times {\mathrm{727}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 483065856

約数和(自身を除く): 171054177

約数列:

[1, 3, 7, 21, 107, 191, 321, 573, 727, 749, 1337, 2181, 2247, 4011, 5089, 15267, 20437, 61311, 77789, 138857, 143059, 233367, 416571, 429177, 544523, 971999, 1633569, 2915997, 14857699, 44573097, 104003893, 312011679]

約数ペア:

[(1, 312011679), (3, 104003893), (7, 44573097), (21, 14857699), (107, 2915997), (191, 1633569), (321, 971999), (573, 544523), (727, 429177), (749, 416571), (1337, 233367), (2181, 143059), (2247, 138857), (4011, 77789), (5089, 61311), (15267, 20437)]