81856327

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{3617}}^1$

素因数の和:3738

約数の個数: 16

約数和(自身を含む): 96904512

約数和(自身を除く): 15048185

約数列:

[1, 7, 53, 61, 371, 427, 3233, 3617, 22631, 25319, 191701, 220637, 1341907, 1544459, 11693761, 81856327]

約数ペア:

[(1, 81856327), (7, 11693761), (53, 1544459), (61, 1341907), (371, 220637), (427, 191701), (3233, 25319), (3617, 22631)]