128934572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{23173}}^1$

素因数の和:23297

約数の個数: 24

約数和(自身を含む): 245273616

約数和(自身を除く): 116339044

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 23173, 46346, 92692, 301249, 602498, 1204996, 2479511, 4959022, 9918044, 32233643, 64467286, 128934572]

約数ペア:

[(1, 128934572), (2, 64467286), (4, 32233643), (13, 9918044), (26, 4959022), (52, 2479511), (107, 1204996), (214, 602498), (428, 301249), (1391, 92692), (2782, 46346), (5564, 23173)]