391998087

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197083}}^1$

素因数の和:197119

約数の個数: 24

約数和(自身を含む): 645647184

約数和(自身を除く): 253649097

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 197083, 591249, 1773747, 2562079, 3350411, 7686237, 10051233, 23058711, 30153699, 43555343, 130666029, 391998087]

約数ペア:

[(1, 391998087), (3, 130666029), (9, 43555343), (13, 30153699), (17, 23058711), (39, 10051233), (51, 7686237), (117, 3350411), (153, 2562079), (221, 1773747), (663, 591249), (1989, 197083)]