55997571

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{607}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 89653248

約数和(自身を除く): 33655677

約数列:

[1, 3, 7, 21, 23, 69, 161, 191, 483, 573, 607, 1337, 1821, 4011, 4249, 4393, 12747, 13179, 13961, 30751, 41883, 92253, 97727, 115937, 293181, 347811, 811559, 2434677, 2666551, 7999653, 18665857, 55997571]

約数ペア:

[(1, 55997571), (3, 18665857), (7, 7999653), (21, 2666551), (23, 2434677), (69, 811559), (161, 347811), (191, 293181), (483, 115937), (573, 97727), (607, 92253), (1337, 41883), (1821, 30751), (4011, 13961), (4249, 13179), (4393, 12747)]