55481931

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 36

約数和(自身を含む): 86492952

約数和(自身を除く): 31011021

約数列:

[1, 3, 9, 17, 51, 83, 153, 249, 257, 289, 747, 771, 867, 1411, 2313, 2601, 4233, 4369, 12699, 13107, 21331, 23987, 39321, 63993, 71961, 74273, 191979, 215883, 222819, 362627, 668457, 1087881, 3263643, 6164659, 18493977, 55481931]

約数ペア:

[(1, 55481931), (3, 18493977), (9, 6164659), (17, 3263643), (51, 1087881), (83, 668457), (153, 362627), (249, 222819), (257, 215883), (289, 191979), (747, 74273), (771, 71961), (867, 63993), (1411, 39321), (2313, 23987), (2601, 21331), (4233, 13107), (4369, 12699)]