215115314

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{71089}}^1$

素因数の和:71197

約数の個数: 16

約数和(自身を含む): 345497400

約数和(自身を除く): 130382086

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 71089, 142178, 1208513, 2417026, 6326921, 12653842, 107557657, 215115314]

約数ペア:

[(1, 215115314), (2, 107557657), (17, 12653842), (34, 6326921), (89, 2417026), (178, 1208513), (1513, 142178), (3026, 71089)]