215536223

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{463}}^1\times {\mathrm{911}}^1$

素因数の和:1454

約数の個数: 16

約数和(自身を含む): 250515456

約数和(自身を除く): 34979233

約数列:

[1, 7, 73, 463, 511, 911, 3241, 6377, 33799, 66503, 236593, 421793, 465521, 2952551, 30790889, 215536223]

約数ペア:

[(1, 215536223), (7, 30790889), (73, 2952551), (463, 465521), (511, 421793), (911, 236593), (3241, 66503), (6377, 33799)]