128436730

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{132409}}^1$

素因数の和:132513

約数の個数: 16

約数和(自身を含む): 233571240

約数和(自身を除く): 105134510

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 132409, 264818, 662045, 1324090, 12843673, 25687346, 64218365, 128436730]

約数ペア:

[(1, 128436730), (2, 64218365), (5, 25687346), (10, 12843673), (97, 1324090), (194, 662045), (485, 264818), (970, 132409)]