221344985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{27109}}^1$

素因数の和:27208

約数の個数: 16

約数和(自身を含む): 281076480

約数和(自身を除く): 59731495

約数列:

[1, 5, 23, 71, 115, 355, 1633, 8165, 27109, 135545, 623507, 1924739, 3117535, 9623695, 44268997, 221344985]

約数ペア:

[(1, 221344985), (5, 44268997), (23, 9623695), (71, 3117535), (115, 1924739), (355, 623507), (1633, 135545), (8165, 27109)]