31132593

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1$

素因数の和:1035

約数の個数: 40

約数和(自身を含む): 51435648

約数和(自身を除く): 20303055

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 391, 459, 621, 983, 1173, 1377, 1863, 2949, 3519, 8847, 10557, 16711, 22609, 26541, 31671, 50133, 67827, 79623, 150399, 203481, 384353, 451197, 610443, 1153059, 1353591, 1831329, 3459177, 10377531, 31132593]

約数ペア:

[(1, 31132593), (3, 10377531), (9, 3459177), (17, 1831329), (23, 1353591), (27, 1153059), (51, 610443), (69, 451197), (81, 384353), (153, 203481), (207, 150399), (391, 79623), (459, 67827), (621, 50133), (983, 31671), (1173, 26541), (1377, 22609), (1863, 16711), (2949, 10557), (3519, 8847)]