1649760028

素因数分解:

$2^2\times 7^3\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 3468326400

約数和(自身を除く): 1818566372

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 131, 134, 137, 196, 262, 268, 274, 343, 469, 524, 548, 686, 917, 938, 959, 1372, 1834, 1876, 1918, 3283, 3668, 3836, 6419, 6566, 6713, 8777, 9179, 12838, 13132, 13426, 17554, 17947, 18358, 22981, 25676, 26852, 35108, 35894, 36716, 44933, 45962, 46991, 61439, 64253, 71788, 89866, 91924, 93982, 122878, 125629, 128506, 179732, 187964, 245756, 251258, 257012, 430073, 449771, 502516, 860146, 879403, 899542, 1202449, 1720292, 1758806, 1799084, 2404898, 3010511, 3148397, 3517612, 4809796, 6021022, 6155821, 6296794, 8417143, 12042044, 12311642, 12593588, 16834286, 24623284, 33668572, 58920001, 117840002, 235680004, 412440007, 824880014, 1649760028]

約数ペア:

[(1, 1649760028), (2, 824880014), (4, 412440007), (7, 235680004), (14, 117840002), (28, 58920001), (49, 33668572), (67, 24623284), (98, 16834286), (131, 12593588), (134, 12311642), (137, 12042044), (196, 8417143), (262, 6296794), (268, 6155821), (274, 6021022), (343, 4809796), (469, 3517612), (524, 3148397), (548, 3010511), (686, 2404898), (917, 1799084), (938, 1758806), (959, 1720292), (1372, 1202449), (1834, 899542), (1876, 879403), (1918, 860146), (3283, 502516), (3668, 449771), (3836, 430073), (6419, 257012), (6566, 251258), (6713, 245756), (8777, 187964), (9179, 179732), (12838, 128506), (13132, 125629), (13426, 122878), (17554, 93982), (17947, 91924), (18358, 89866), (22981, 71788), (25676, 64253), (26852, 61439), (35108, 46991), (35894, 45962), (36716, 44933)]