28554638

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1352

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 23285362

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 497, 994, 1249, 1633, 2498, 3266, 8743, 11431, 17486, 22862, 28727, 57454, 88679, 177358, 201089, 402178, 620753, 1241506, 2039617, 4079234, 14277319, 28554638]

約数ペア:

[(1, 28554638), (2, 14277319), (7, 4079234), (14, 2039617), (23, 1241506), (46, 620753), (71, 402178), (142, 201089), (161, 177358), (322, 88679), (497, 57454), (994, 28727), (1249, 22862), (1633, 17486), (2498, 11431), (3266, 8743)]