31810077

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1777}}^1$

素因数の和:1819

約数の個数: 40

約数和(自身を含む): 54214776

約数和(自身を除く): 22404699

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1053, 1377, 1777, 1989, 5331, 5967, 15993, 17901, 23101, 30209, 47979, 69303, 90627, 143937, 207909, 271881, 392717, 623727, 815643, 1178151, 1871181, 2446929, 3534453, 10603359, 31810077]

約数ペア:

[(1, 31810077), (3, 10603359), (9, 3534453), (13, 2446929), (17, 1871181), (27, 1178151), (39, 815643), (51, 623727), (81, 392717), (117, 271881), (153, 207909), (221, 143937), (351, 90627), (459, 69303), (663, 47979), (1053, 30209), (1377, 23101), (1777, 17901), (1989, 15993), (5331, 5967)]