493910648

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 1224253440

約数和(自身を除く): 730342792

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 71, 77, 88, 92, 142, 154, 161, 184, 253, 284, 308, 322, 491, 497, 506, 568, 616, 644, 781, 982, 994, 1012, 1288, 1562, 1633, 1771, 1964, 1988, 2024, 3124, 3266, 3437, 3542, 3928, 3976, 5401, 5467, 6248, 6532, 6874, 7084, 10802, 10934, 11293, 11431, 13064, 13748, 14168, 17963, 21604, 21868, 22586, 22862, 27496, 34861, 35926, 37807, 43208, 43736, 45172, 45724, 69722, 71852, 75614, 79051, 90344, 91448, 124223, 125741, 139444, 143704, 151228, 158102, 244027, 248446, 251482, 278888, 302456, 316204, 383471, 488054, 496892, 502964, 632408, 766942, 801803, 869561, 976108, 993784, 1005928, 1533884, 1603606, 1739122, 1952216, 2684297, 3067768, 3207212, 3478244, 5368594, 5612621, 6414424, 6956488, 8819833, 10737188, 11225242, 17639666, 21474376, 22450484, 35279332, 44900968, 61738831, 70558664, 123477662, 246955324, 493910648]

約数ペア:

[(1, 493910648), (2, 246955324), (4, 123477662), (7, 70558664), (8, 61738831), (11, 44900968), (14, 35279332), (22, 22450484), (23, 21474376), (28, 17639666), (44, 11225242), (46, 10737188), (56, 8819833), (71, 6956488), (77, 6414424), (88, 5612621), (92, 5368594), (142, 3478244), (154, 3207212), (161, 3067768), (184, 2684297), (253, 1952216), (284, 1739122), (308, 1603606), (322, 1533884), (491, 1005928), (497, 993784), (506, 976108), (568, 869561), (616, 801803), (644, 766942), (781, 632408), (982, 502964), (994, 496892), (1012, 488054), (1288, 383471), (1562, 316204), (1633, 302456), (1771, 278888), (1964, 251482), (1988, 248446), (2024, 244027), (3124, 158102), (3266, 151228), (3437, 143704), (3542, 139444), (3928, 125741), (3976, 124223), (5401, 91448), (5467, 90344), (6248, 79051), (6532, 75614), (6874, 71852), (7084, 69722), (10802, 45724), (10934, 45172), (11293, 43736), (11431, 43208), (13064, 37807), (13748, 35926), (14168, 34861), (17963, 27496), (21604, 22862), (21868, 22586)]