127988559

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 194208000

約数和(自身を除く): 66219441

約数列:

[1, 3, 9, 27, 67, 139, 201, 417, 509, 603, 1251, 1527, 1809, 3753, 4581, 9313, 13743, 27939, 34103, 70751, 83817, 102309, 212253, 251451, 306927, 636759, 920781, 1910277, 4740317, 14220951, 42662853, 127988559]

約数ペア:

[(1, 127988559), (3, 42662853), (9, 14220951), (27, 4740317), (67, 1910277), (139, 920781), (201, 636759), (417, 306927), (509, 251451), (603, 212253), (1251, 102309), (1527, 83817), (1809, 70751), (3753, 34103), (4581, 27939), (9313, 13743)]