128215842

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{207469}}^1$

素因数の和:207577

約数の個数: 16

約数和(自身を含む): 258922560

約数和(自身を除く): 130706718

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 207469, 414938, 622407, 1244814, 21369307, 42738614, 64107921, 128215842]

約数ペア:

[(1, 128215842), (2, 64107921), (3, 42738614), (6, 21369307), (103, 1244814), (206, 622407), (309, 414938), (618, 207469)]