16091955

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 33696000

約数和(自身を除く): 17604045

約数列:

[1, 3, 5, 9, 11, 15, 19, 29, 33, 45, 55, 57, 59, 87, 95, 99, 145, 165, 171, 177, 209, 261, 285, 295, 319, 435, 495, 531, 551, 627, 649, 855, 885, 957, 1045, 1121, 1305, 1595, 1653, 1711, 1881, 1947, 2655, 2755, 2871, 3135, 3245, 3363, 4785, 4959, 5133, 5605, 5841, 6061, 8265, 8555, 9405, 9735, 10089, 12331, 14355, 15399, 16815, 18183, 18821, 24795, 25665, 29205, 30305, 32509, 36993, 50445, 54549, 56463, 61655, 76995, 90915, 94105, 97527, 110979, 162545, 169389, 184965, 272745, 282315, 292581, 357599, 487635, 554895, 846945, 1072797, 1462905, 1787995, 3218391, 5363985, 16091955]

約数ペア:

[(1, 16091955), (3, 5363985), (5, 3218391), (9, 1787995), (11, 1462905), (15, 1072797), (19, 846945), (29, 554895), (33, 487635), (45, 357599), (55, 292581), (57, 282315), (59, 272745), (87, 184965), (95, 169389), (99, 162545), (145, 110979), (165, 97527), (171, 94105), (177, 90915), (209, 76995), (261, 61655), (285, 56463), (295, 54549), (319, 50445), (435, 36993), (495, 32509), (531, 30305), (551, 29205), (627, 25665), (649, 24795), (855, 18821), (885, 18183), (957, 16815), (1045, 15399), (1121, 14355), (1305, 12331), (1595, 10089), (1653, 9735), (1711, 9405), (1881, 8555), (1947, 8265), (2655, 6061), (2755, 5841), (2871, 5605), (3135, 5133), (3245, 4959), (3363, 4785)]