217874217

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{8161}}^1$

素因数の和:8984

約数の個数: 16

約数和(自身を含む): 317338560

約数和(自身を除く): 99464343

約数列:

[1, 3, 11, 33, 809, 2427, 8161, 8899, 24483, 26697, 89771, 269313, 6602249, 19806747, 72624739, 217874217]

約数ペア:

[(1, 217874217), (3, 72624739), (11, 19806747), (33, 6602249), (809, 269313), (2427, 89771), (8161, 26697), (8899, 24483)]