42192189

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15679}}^1$

素因数の和:15721

約数の個数: 24

約数和(自身を含む): 68490240

約数和(自身を除く): 26298051

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 15679, 47037, 141111, 203827, 360617, 611481, 1081851, 1834443, 3245553, 4688021, 14064063, 42192189]

約数ペア:

[(1, 42192189), (3, 14064063), (9, 4688021), (13, 3245553), (23, 1834443), (39, 1081851), (69, 611481), (117, 360617), (207, 203827), (299, 141111), (897, 47037), (2691, 15679)]