257817274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{4079}}^1$

素因数の和:4135

約数の個数: 48

約数和(自身を含む): 483822720

約数和(自身を除く): 226005446

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 169, 187, 221, 286, 338, 374, 442, 1859, 2431, 2873, 3718, 4079, 4862, 5746, 8158, 31603, 44869, 53027, 63206, 69343, 89738, 106054, 138686, 583297, 689351, 762773, 901459, 1166594, 1378702, 1525546, 1802918, 7582861, 9916049, 11718967, 15165722, 19832098, 23437934, 128908637, 257817274]

約数ペア:

[(1, 257817274), (2, 128908637), (11, 23437934), (13, 19832098), (17, 15165722), (22, 11718967), (26, 9916049), (34, 7582861), (143, 1802918), (169, 1525546), (187, 1378702), (221, 1166594), (286, 901459), (338, 762773), (374, 689351), (442, 583297), (1859, 138686), (2431, 106054), (2873, 89738), (3718, 69343), (4079, 63206), (4862, 53027), (5746, 44869), (8158, 31603)]