997603871803

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{681889181}}^1$

素因数の和:681889218

約数の個数: 16

約数和(自身を含む): 1309227229440

約数和(自身を除く): 311623357637

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 681889181, 4773224267, 7500780991, 12955894439, 52505466937, 90691261073, 142514838829, 997603871803]

約数ペア:

[(1, 997603871803), (7, 142514838829), (11, 90691261073), (19, 52505466937), (77, 12955894439), (133, 7500780991), (209, 4773224267), (1463, 681889181)]