213297196

素因数分解:

$2^2\times 7^2\times {\mathrm{1088251}}^1$

素因数の和:1088269

約数の個数: 18

約数和(自身を含む): 434212548

約数和(自身を除く): 220915352

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1088251, 2176502, 4353004, 7617757, 15235514, 30471028, 53324299, 106648598, 213297196]

約数ペア:

[(1, 213297196), (2, 106648598), (4, 53324299), (7, 30471028), (14, 15235514), (28, 7617757), (49, 4353004), (98, 2176502), (196, 1088251)]