720902714

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{853}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 1354703616

約数和(自身を除く): 633800902

約数列:

[1, 2, 7, 14, 17, 34, 53, 67, 106, 119, 134, 238, 371, 469, 742, 853, 901, 938, 1139, 1706, 1802, 2278, 3551, 5971, 6307, 7102, 7973, 11942, 12614, 14501, 15946, 24857, 29002, 45209, 49714, 57151, 60367, 90418, 101507, 114302, 120734, 203014, 316463, 400057, 422569, 632926, 768553, 800114, 845138, 971567, 1537106, 1943134, 3029003, 5379871, 6058006, 6800969, 10759742, 13601938, 21203021, 42406042, 51493051, 102986102, 360451357, 720902714]

約数ペア:

[(1, 720902714), (2, 360451357), (7, 102986102), (14, 51493051), (17, 42406042), (34, 21203021), (53, 13601938), (67, 10759742), (106, 6800969), (119, 6058006), (134, 5379871), (238, 3029003), (371, 1943134), (469, 1537106), (742, 971567), (853, 845138), (901, 800114), (938, 768553), (1139, 632926), (1706, 422569), (1802, 400057), (2278, 316463), (3551, 203014), (5971, 120734), (6307, 114302), (7102, 101507), (7973, 90418), (11942, 60367), (12614, 57151), (14501, 49714), (15946, 45209), (24857, 29002)]