138590919

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:299

約数の個数: 56

約数和(自身を含む): 225227952

約数和(自身を除く): 86637033

約数列:

[1, 3, 9, 17, 27, 51, 53, 81, 153, 159, 211, 243, 459, 477, 633, 729, 901, 1377, 1431, 1899, 2703, 3587, 4131, 4293, 5697, 8109, 10761, 11183, 12393, 12879, 17091, 24327, 32283, 33549, 38637, 51273, 72981, 96849, 100647, 153819, 190111, 218943, 290547, 301941, 570333, 656829, 871641, 905823, 1710999, 2614923, 2717469, 5132997, 8152407, 15398991, 46196973, 138590919]

約数ペア:

[(1, 138590919), (3, 46196973), (9, 15398991), (17, 8152407), (27, 5132997), (51, 2717469), (53, 2614923), (81, 1710999), (153, 905823), (159, 871641), (211, 656829), (243, 570333), (459, 301941), (477, 290547), (633, 218943), (729, 190111), (901, 153819), (1377, 100647), (1431, 96849), (1899, 72981), (2703, 51273), (3587, 38637), (4131, 33549), (4293, 32283), (5697, 24327), (8109, 17091), (10761, 12879), (11183, 12393)]