81398565

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{95203}}^1$

素因数の和:95233

約数の個数: 24

約数和(自身を含む): 148518240

約数和(自身を除く): 67119675

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 95203, 285609, 476015, 856827, 1428045, 1808857, 4284135, 5426571, 9044285, 16279713, 27132855, 81398565]

約数ペア:

[(1, 81398565), (3, 27132855), (5, 16279713), (9, 9044285), (15, 5426571), (19, 4284135), (45, 1808857), (57, 1428045), (95, 856827), (171, 476015), (285, 285609), (855, 95203)]