28761603

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 45536256

約数和(自身を除く): 16774653

約数列:

[1, 3, 13, 17, 39, 47, 51, 71, 141, 169, 213, 221, 507, 611, 663, 799, 923, 1207, 1833, 2397, 2769, 2873, 3337, 3621, 7943, 8619, 10011, 10387, 11999, 15691, 23829, 31161, 35997, 43381, 47073, 56729, 130143, 135031, 170187, 203983, 405093, 563953, 611949, 737477, 1691859, 2212431, 9587201, 28761603]

約数ペア:

[(1, 28761603), (3, 9587201), (13, 2212431), (17, 1691859), (39, 737477), (47, 611949), (51, 563953), (71, 405093), (141, 203983), (169, 170187), (213, 135031), (221, 130143), (507, 56729), (611, 47073), (663, 43381), (799, 35997), (923, 31161), (1207, 23829), (1833, 15691), (2397, 11999), (2769, 10387), (2873, 10011), (3337, 8619), (3621, 7943)]