2159657864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{128981}}^1$

素因数の和:129030

約数の個数: 64

約数和(自身を含む): 5200554240

約数和(自身を除く): 3040896376

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 52, 56, 91, 92, 104, 161, 182, 184, 299, 322, 364, 598, 644, 728, 1196, 1288, 2093, 2392, 4186, 8372, 16744, 128981, 257962, 515924, 902867, 1031848, 1676753, 1805734, 2966563, 3353506, 3611468, 5933126, 6707012, 7222936, 11737271, 11866252, 13414024, 20765941, 23474542, 23732504, 38565319, 41531882, 46949084, 77130638, 83063764, 93898168, 154261276, 166127528, 269957233, 308522552, 539914466, 1079828932, 2159657864]

約数ペア:

[(1, 2159657864), (2, 1079828932), (4, 539914466), (7, 308522552), (8, 269957233), (13, 166127528), (14, 154261276), (23, 93898168), (26, 83063764), (28, 77130638), (46, 46949084), (52, 41531882), (56, 38565319), (91, 23732504), (92, 23474542), (104, 20765941), (161, 13414024), (182, 11866252), (184, 11737271), (299, 7222936), (322, 6707012), (364, 5933126), (598, 3611468), (644, 3353506), (728, 2966563), (1196, 1805734), (1288, 1676753), (2093, 1031848), (2392, 902867), (4186, 515924), (8372, 257962), (16744, 128981)]