81171954

素因数分解:

$2^1\times 3^2\times {\mathrm{431}}^1\times {\mathrm{10463}}^1$

素因数の和:10902

約数の個数: 24

約数和(自身を含む): 176297472

約数和(自身を除く): 95125518

約数列:

[1, 2, 3, 6, 9, 18, 431, 862, 1293, 2586, 3879, 7758, 10463, 20926, 31389, 62778, 94167, 188334, 4509553, 9019106, 13528659, 27057318, 40585977, 81171954]

約数ペア:

[(1, 81171954), (2, 40585977), (3, 27057318), (6, 13528659), (9, 9019106), (18, 4509553), (431, 188334), (862, 94167), (1293, 62778), (2586, 31389), (3879, 20926), (7758, 10463)]