2155979997

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{2161}}^1$

素因数の和:2395

約数の個数: 40

約数和(自身を含む): 3280489080

約数和(自身を除く): 1124509083

約数列:

[1, 3, 9, 27, 81, 109, 113, 327, 339, 981, 1017, 2161, 2943, 3051, 6483, 8829, 9153, 12317, 19449, 36951, 58347, 110853, 175041, 235549, 244193, 332559, 706647, 732579, 997677, 2119941, 2197737, 6359823, 6593211, 19079469, 19779633, 26617037, 79851111, 239553333, 718659999, 2155979997]

約数ペア:

[(1, 2155979997), (3, 718659999), (9, 239553333), (27, 79851111), (81, 26617037), (109, 19779633), (113, 19079469), (327, 6593211), (339, 6359823), (981, 2197737), (1017, 2119941), (2161, 997677), (2943, 732579), (3051, 706647), (6483, 332559), (8829, 244193), (9153, 235549), (12317, 175041), (19449, 110853), (36951, 58347)]