211647541

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{6673}}^1$

素因数の和:6900

約数の個数: 16

約数和(自身を含む): 253718784

約数和(自身を除く): 42071243

約数列:

[1, 7, 23, 161, 197, 1379, 4531, 6673, 31717, 46711, 153479, 1074353, 1314581, 9202067, 30235363, 211647541]

約数ペア:

[(1, 211647541), (7, 30235363), (23, 9202067), (161, 1314581), (197, 1074353), (1379, 153479), (4531, 46711), (6673, 31717)]