28389186

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{967}}^1$

素因数の和:1215

約数の個数: 48

約数和(自身を含む): 70671744

約数和(自身を除く): 42282558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 233, 466, 699, 967, 1398, 1631, 1934, 2097, 2901, 3262, 4194, 4893, 5802, 6769, 8703, 9786, 13538, 14679, 17406, 20307, 29358, 40614, 60921, 121842, 225311, 450622, 675933, 1351866, 1577177, 2027799, 3154354, 4055598, 4731531, 9463062, 14194593, 28389186]

約数ペア:

[(1, 28389186), (2, 14194593), (3, 9463062), (6, 4731531), (7, 4055598), (9, 3154354), (14, 2027799), (18, 1577177), (21, 1351866), (42, 675933), (63, 450622), (126, 225311), (233, 121842), (466, 60921), (699, 40614), (967, 29358), (1398, 20307), (1631, 17406), (1934, 14679), (2097, 13538), (2901, 9786), (3262, 8703), (4194, 6769), (4893, 5802)]