13280778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{967}}^1$

素因数の和:1091

約数の個数: 48

約数和(自身を含む): 33221760

約数和(自身を除く): 19940982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 218, 327, 654, 763, 967, 981, 1526, 1934, 1962, 2289, 2901, 4578, 5802, 6769, 6867, 8703, 13538, 13734, 17406, 20307, 40614, 60921, 105403, 121842, 210806, 316209, 632418, 737821, 948627, 1475642, 1897254, 2213463, 4426926, 6640389, 13280778]

約数ペア:

[(1, 13280778), (2, 6640389), (3, 4426926), (6, 2213463), (7, 1897254), (9, 1475642), (14, 948627), (18, 737821), (21, 632418), (42, 316209), (63, 210806), (109, 121842), (126, 105403), (218, 60921), (327, 40614), (654, 20307), (763, 17406), (967, 13734), (981, 13538), (1526, 8703), (1934, 6867), (1962, 6769), (2289, 5802), (2901, 4578)]