207165849

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{443}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 310984704

約数和(自身を除く): 103818855

約数列:

[1, 3, 11, 33, 37, 111, 383, 407, 443, 1149, 1221, 1329, 4213, 4873, 12639, 14171, 14619, 16391, 42513, 49173, 155881, 169669, 180301, 467643, 509007, 540903, 1866359, 5599077, 6277753, 18833259, 69055283, 207165849]

約数ペア:

[(1, 207165849), (3, 69055283), (11, 18833259), (33, 6277753), (37, 5599077), (111, 1866359), (383, 540903), (407, 509007), (443, 467643), (1149, 180301), (1221, 169669), (1329, 155881), (4213, 49173), (4873, 42513), (12639, 16391), (14171, 14619)]