172591809

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 256443264

約数和(自身を除く): 83851455

約数列:

[1, 3, 13, 39, 43, 97, 129, 291, 559, 1061, 1261, 1677, 3183, 3783, 4171, 12513, 13793, 41379, 45623, 54223, 102917, 136869, 162669, 308751, 593099, 1337921, 1779297, 4013763, 4425431, 13276293, 57530603, 172591809]

約数ペア:

[(1, 172591809), (3, 57530603), (13, 13276293), (39, 4425431), (43, 4013763), (97, 1779297), (129, 1337921), (291, 593099), (559, 308751), (1061, 162669), (1261, 136869), (1677, 102917), (3183, 54223), (3783, 45623), (4171, 41379), (12513, 13793)]