28679910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3331}}^1$

素因数の和:3389

約数の個数: 64

約数和(自身を含む): 80607744

約数和(自身を除く): 51927834

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2870, 3331, 4305, 6662, 8610, 9993, 16655, 19986, 23317, 33310, 46634, 49965, 69951, 99930, 116585, 136571, 139902, 233170, 273142, 349755, 409713, 682855, 699510, 819426, 955997, 1365710, 1911994, 2048565, 2867991, 4097130, 4779985, 5735982, 9559970, 14339955, 28679910]

約数ペア:

[(1, 28679910), (2, 14339955), (3, 9559970), (5, 5735982), (6, 4779985), (7, 4097130), (10, 2867991), (14, 2048565), (15, 1911994), (21, 1365710), (30, 955997), (35, 819426), (41, 699510), (42, 682855), (70, 409713), (82, 349755), (105, 273142), (123, 233170), (205, 139902), (210, 136571), (246, 116585), (287, 99930), (410, 69951), (574, 49965), (615, 46634), (861, 33310), (1230, 23317), (1435, 19986), (1722, 16655), (2870, 9993), (3331, 8610), (4305, 6662)]