289607087

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{20113}}^1$

素因数の和:20159

約数の個数: 24

約数和(自身を含む): 385223328

約数和(自身を除く): 95616241

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 2057, 14399, 20113, 140791, 221243, 341921, 1548701, 2393447, 2433673, 3761131, 17035711, 26327917, 41372441, 289607087]

約数ペア:

[(1, 289607087), (7, 41372441), (11, 26327917), (17, 17035711), (77, 3761131), (119, 2433673), (121, 2393447), (187, 1548701), (847, 341921), (1309, 221243), (2057, 140791), (14399, 20113)]