201213985

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{133697}}^1$

素因数の和:133752

約数の個数: 16

約数和(自身を含む): 282370176

約数和(自身を除く): 81156191

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 133697, 668485, 935879, 4679395, 5748971, 28744855, 40242797, 201213985]

約数ペア:

[(1, 201213985), (5, 40242797), (7, 28744855), (35, 5748971), (43, 4679395), (215, 935879), (301, 668485), (1505, 133697)]