28901478

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{209431}}^1$

素因数の和:209459

約数の個数: 16

約数和(自身を含む): 60316416

約数和(自身を除く): 31414938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 209431, 418862, 628293, 1256586, 4816913, 9633826, 14450739, 28901478]

約数ペア:

[(1, 28901478), (2, 14450739), (3, 9633826), (6, 4816913), (23, 1256586), (46, 628293), (69, 418862), (138, 209431)]