263757054

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{727}}^1$

素因数の和:1005

約数の個数: 64

約数和(自身を含む): 603832320

約数和(自身を除く): 340075266

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 239, 253, 478, 506, 717, 727, 759, 1434, 1454, 1518, 2181, 2629, 4362, 5258, 5497, 7887, 7997, 10994, 15774, 15994, 16491, 16721, 23991, 32982, 33442, 47982, 50163, 60467, 100326, 120934, 173753, 181401, 183931, 347506, 362802, 367862, 521259, 551793, 1042518, 1103586, 1911283, 3822566, 3996319, 5733849, 7992638, 11467698, 11988957, 23977914, 43959509, 87919018, 131878527, 263757054]

約数ペア:

[(1, 263757054), (2, 131878527), (3, 87919018), (6, 43959509), (11, 23977914), (22, 11988957), (23, 11467698), (33, 7992638), (46, 5733849), (66, 3996319), (69, 3822566), (138, 1911283), (239, 1103586), (253, 1042518), (478, 551793), (506, 521259), (717, 367862), (727, 362802), (759, 347506), (1434, 183931), (1454, 181401), (1518, 173753), (2181, 120934), (2629, 100326), (4362, 60467), (5258, 50163), (5497, 47982), (7887, 33442), (7997, 32982), (10994, 23991), (15774, 16721), (15994, 16491)]