83991609

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37783}}^1$

素因数の和:37821

約数の個数: 24

約数和(自身を含む): 137533760

約数和(自身を除く): 53542151

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 37783, 113349, 340047, 491179, 717877, 1473537, 2153631, 4420611, 6460893, 9332401, 27997203, 83991609]

約数ペア:

[(1, 83991609), (3, 27997203), (9, 9332401), (13, 6460893), (19, 4420611), (39, 2153631), (57, 1473537), (117, 717877), (171, 491179), (247, 340047), (741, 113349), (2223, 37783)]