371633913

素因数分解:

$3^4\times 7^1\times {\mathrm{655439}}^1$

素因数の和:655458

約数の個数: 20

約数和(自身を含む): 634465920

約数和(自身を除く): 262832007

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 655439, 1966317, 4588073, 5898951, 13764219, 17696853, 41292657, 53090559, 123877971, 371633913]

約数ペア:

[(1, 371633913), (3, 123877971), (7, 53090559), (9, 41292657), (21, 17696853), (27, 13764219), (63, 5898951), (81, 4588073), (189, 1966317), (567, 655439)]