289250984

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{15727}}^1$

素因数の和:15774

約数の個数: 48

約数和(自身を含む): 627547200

約数和(自身を除く): 338296216

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 836, 968, 1672, 2299, 4598, 9196, 15727, 18392, 31454, 62908, 125816, 172997, 298813, 345994, 597626, 691988, 1195252, 1383976, 1902967, 2390504, 3286943, 3805934, 6573886, 7611868, 13147772, 15223736, 26295544, 36156373, 72312746, 144625492, 289250984]

約数ペア:

[(1, 289250984), (2, 144625492), (4, 72312746), (8, 36156373), (11, 26295544), (19, 15223736), (22, 13147772), (38, 7611868), (44, 6573886), (76, 3805934), (88, 3286943), (121, 2390504), (152, 1902967), (209, 1383976), (242, 1195252), (418, 691988), (484, 597626), (836, 345994), (968, 298813), (1672, 172997), (2299, 125816), (4598, 62908), (9196, 31454), (15727, 18392)]