216261010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{441349}}^1$

素因数の和:441370

約数の個数: 24

約数和(自身を含む): 452825100

約数和(自身を除く): 236564090

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 441349, 882698, 2206745, 3089443, 4413490, 6178886, 15447215, 21626101, 30894430, 43252202, 108130505, 216261010]

約数ペア:

[(1, 216261010), (2, 108130505), (5, 43252202), (7, 30894430), (10, 21626101), (14, 15447215), (35, 6178886), (49, 4413490), (70, 3089443), (98, 2206745), (245, 882698), (490, 441349)]