254978874

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{205297}}^1$

素因数の和:205331

約数の個数: 32

約数和(自身を含む): 591258240

約数和(自身を除く): 336279366

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 205297, 410594, 615891, 1231782, 1847673, 3695346, 4721831, 5543019, 9443662, 11086038, 14165493, 28330986, 42496479, 84992958, 127489437, 254978874]

約数ペア:

[(1, 254978874), (2, 127489437), (3, 84992958), (6, 42496479), (9, 28330986), (18, 14165493), (23, 11086038), (27, 9443662), (46, 5543019), (54, 4721831), (69, 3695346), (138, 1847673), (207, 1231782), (414, 615891), (621, 410594), (1242, 205297)]