27898829

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 32780160

約数和(自身を除く): 4881331

約数列:

[1, 7, 53, 139, 371, 541, 973, 3787, 7367, 28673, 51569, 75199, 200711, 526393, 3985547, 27898829]

約数ペア:

[(1, 27898829), (7, 3985547), (53, 526393), (139, 200711), (371, 75199), (541, 51569), (973, 28673), (3787, 7367)]