128840193

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{27583}}^1$

素因数の和:27765

約数の個数: 16

約数和(自身を含む): 191984640

約数和(自身を除く): 63144447

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 27583, 82749, 248247, 744741, 4771859, 14315577, 42946731, 128840193]

約数ペア:

[(1, 128840193), (3, 42946731), (9, 14315577), (27, 4771859), (173, 744741), (519, 248247), (1557, 82749), (4671, 27583)]