257448126

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{29209}}^1$

素因数の和:29340

約数の個数: 32

約数和(自身を含む): 559429920

約数和(自身を除く): 301981794

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 113, 226, 339, 678, 1469, 2938, 4407, 8814, 29209, 58418, 87627, 175254, 379717, 759434, 1139151, 2278302, 3300617, 6601234, 9901851, 19803702, 42908021, 85816042, 128724063, 257448126]

約数ペア:

[(1, 257448126), (2, 128724063), (3, 85816042), (6, 42908021), (13, 19803702), (26, 9901851), (39, 6601234), (78, 3300617), (113, 2278302), (226, 1139151), (339, 759434), (678, 379717), (1469, 175254), (2938, 87627), (4407, 58418), (8814, 29209)]