619391007

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{9059}}^1$

素因数の和:9243

約数の個数: 24

約数和(自身を含む): 915857280

約数和(自身を除く): 296466273

約数列:

[1, 3, 9, 71, 107, 213, 321, 639, 963, 7597, 9059, 22791, 27177, 68373, 81531, 643189, 969313, 1929567, 2907939, 5788701, 8723817, 68821223, 206463669, 619391007]

約数ペア:

[(1, 619391007), (3, 206463669), (9, 68821223), (71, 8723817), (107, 5788701), (213, 2907939), (321, 1929567), (639, 969313), (963, 643189), (7597, 81531), (9059, 68373), (22791, 27177)]