81831768

素因数分解:

$2^3\times 3^1\times {\mathrm{173}}^1\times {\mathrm{19709}}^1$

素因数の和:19891

約数の個数: 32

約数和(自身を含む): 205772400

約数和(自身を除く): 123940632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 173, 346, 519, 692, 1038, 1384, 2076, 4152, 19709, 39418, 59127, 78836, 118254, 157672, 236508, 473016, 3409657, 6819314, 10228971, 13638628, 20457942, 27277256, 40915884, 81831768]

約数ペア:

[(1, 81831768), (2, 40915884), (3, 27277256), (4, 20457942), (6, 13638628), (8, 10228971), (12, 6819314), (24, 3409657), (173, 473016), (346, 236508), (519, 157672), (692, 118254), (1038, 78836), (1384, 59127), (2076, 39418), (4152, 19709)]