81907638

素因数分解:

$2^1\times 3^1\times {\mathrm{491}}^1\times {\mathrm{27803}}^1$

素因数の和:28299

約数の個数: 16

約数和(自身を含む): 164154816

約数和(自身を除く): 82247178

約数列:

[1, 2, 3, 6, 491, 982, 1473, 2946, 27803, 55606, 83409, 166818, 13651273, 27302546, 40953819, 81907638]

約数ペア:

[(1, 81907638), (2, 40953819), (3, 27302546), (6, 13651273), (491, 166818), (982, 83409), (1473, 55606), (2946, 27803)]