212821490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3040307}}^1$

素因数の和:3040321

約数の個数: 16

約数和(自身を含む): 437804352

約数和(自身を除く): 224982862

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3040307, 6080614, 15201535, 21282149, 30403070, 42564298, 106410745, 212821490]

約数ペア:

[(1, 212821490), (2, 106410745), (5, 42564298), (7, 30403070), (10, 21282149), (14, 15201535), (35, 6080614), (70, 3040307)]