331593993

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{937}}^1$

素因数の和:1223

約数の個数: 40

約数和(自身を含む): 527084712

約数和(自身を除く): 195490719

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 257, 459, 771, 937, 1377, 2313, 2811, 4369, 6939, 8433, 13107, 15929, 20817, 25299, 39321, 47787, 75897, 117963, 143361, 240809, 353889, 430083, 722427, 1290249, 2167281, 4093753, 6501843, 12281259, 19505529, 36843777, 110531331, 331593993]

約数ペア:

[(1, 331593993), (3, 110531331), (9, 36843777), (17, 19505529), (27, 12281259), (51, 6501843), (81, 4093753), (153, 2167281), (257, 1290249), (459, 722427), (771, 430083), (937, 353889), (1377, 240809), (2313, 143361), (2811, 117963), (4369, 75897), (6939, 47787), (8433, 39321), (13107, 25299), (15929, 20817)]