2766772005

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:938

約数の個数: 64

約数和(自身を含む): 4748654592

約数和(自身を除く): 1981882587

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 421, 443, 645, 989, 1263, 1329, 2105, 2215, 2967, 4945, 6315, 6645, 9683, 10189, 14835, 18103, 19049, 29049, 30567, 48415, 50945, 54309, 57147, 90515, 95245, 145245, 152835, 186503, 271545, 285735, 416369, 438127, 559509, 932515, 1249107, 1314381, 2081845, 2190635, 2797545, 4289569, 6245535, 6571905, 8019629, 12868707, 21447845, 24058887, 40098145, 64343535, 120294435, 184451467, 553354401, 922257335, 2766772005]

約数ペア:

[(1, 2766772005), (3, 922257335), (5, 553354401), (15, 184451467), (23, 120294435), (43, 64343535), (69, 40098145), (115, 24058887), (129, 21447845), (215, 12868707), (345, 8019629), (421, 6571905), (443, 6245535), (645, 4289569), (989, 2797545), (1263, 2190635), (1329, 2081845), (2105, 1314381), (2215, 1249107), (2967, 932515), (4945, 559509), (6315, 438127), (6645, 416369), (9683, 285735), (10189, 271545), (14835, 186503), (18103, 152835), (19049, 145245), (29049, 95245), (30567, 90515), (48415, 57147), (50945, 54309)]