1257866456

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{599}}^1$

素因数の和:1117

約数の個数: 96

約数和(自身を含む): 3004128000

約数和(自身を除く): 1746261544

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 487, 539, 599, 616, 974, 1078, 1198, 1948, 2156, 2396, 3409, 3896, 4193, 4312, 4792, 5357, 6589, 6818, 8386, 10714, 13178, 13636, 16772, 21428, 23863, 26356, 27272, 29351, 33544, 37499, 42856, 46123, 47726, 52712, 58702, 74998, 92246, 95452, 117404, 149996, 184492, 190904, 234808, 262493, 291713, 299992, 322861, 368984, 524986, 583426, 645722, 1049972, 1166852, 1291444, 2041991, 2099944, 2333704, 2582888, 3208843, 4083982, 6417686, 8167964, 12835372, 14293937, 16335928, 22461901, 25670744, 28587874, 44923802, 57175748, 89847604, 114351496, 157233307, 179695208, 314466614, 628933228, 1257866456]

約数ペア:

[(1, 1257866456), (2, 628933228), (4, 314466614), (7, 179695208), (8, 157233307), (11, 114351496), (14, 89847604), (22, 57175748), (28, 44923802), (44, 28587874), (49, 25670744), (56, 22461901), (77, 16335928), (88, 14293937), (98, 12835372), (154, 8167964), (196, 6417686), (308, 4083982), (392, 3208843), (487, 2582888), (539, 2333704), (599, 2099944), (616, 2041991), (974, 1291444), (1078, 1166852), (1198, 1049972), (1948, 645722), (2156, 583426), (2396, 524986), (3409, 368984), (3896, 322861), (4193, 299992), (4312, 291713), (4792, 262493), (5357, 234808), (6589, 190904), (6818, 184492), (8386, 149996), (10714, 117404), (13178, 95452), (13636, 92246), (16772, 74998), (21428, 58702), (23863, 52712), (26356, 47726), (27272, 46123), (29351, 42856), (33544, 37499)]