81457237

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3517}}^1$

素因数の和:3612

約数の個数: 16

約数和(自身を含む): 91186560

約数和(自身を除く): 9729323

約数列:

[1, 19, 23, 53, 437, 1007, 1219, 3517, 23161, 66823, 80891, 186401, 1536929, 3541619, 4287223, 81457237]

約数ペア:

[(1, 81457237), (19, 4287223), (23, 3541619), (53, 1536929), (437, 186401), (1007, 80891), (1219, 66823), (3517, 23161)]