81349593

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 120637440

約数和(自身を除く): 39287847

約数列:

[1, 3, 13, 39, 43, 129, 179, 271, 537, 559, 813, 1677, 2327, 3523, 6981, 7697, 10569, 11653, 23091, 34959, 48509, 100061, 145527, 151489, 300183, 454467, 630617, 1891851, 2085887, 6257661, 27116531, 81349593]

約数ペア:

[(1, 81349593), (3, 27116531), (13, 6257661), (39, 2085887), (43, 1891851), (129, 630617), (179, 454467), (271, 300183), (537, 151489), (559, 145527), (813, 100061), (1677, 48509), (2327, 34959), (3523, 23091), (6981, 11653), (7697, 10569)]