149149658

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7681}}^1$

素因数の和:7782

約数の個数: 32

約数和(自身を含む): 272864640

約数和(自身を除く): 123714982

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2774, 7681, 9709, 15362, 19418, 53767, 107534, 145939, 291878, 560713, 1021573, 1121426, 2043146, 3924991, 7849982, 10653547, 21307094, 74574829, 149149658]

約数ペア:

[(1, 149149658), (2, 74574829), (7, 21307094), (14, 10653547), (19, 7849982), (38, 3924991), (73, 2043146), (133, 1121426), (146, 1021573), (266, 560713), (511, 291878), (1022, 145939), (1387, 107534), (2774, 53767), (7681, 19418), (9709, 15362)]