205384779

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:472

約数の個数: 36

約数和(自身を含む): 313152840

約数和(自身を除く): 107768061

約数列:

[1, 3, 9, 23, 69, 179, 207, 241, 529, 537, 723, 1587, 1611, 2169, 4117, 4761, 5543, 12351, 16629, 37053, 43139, 49887, 94691, 127489, 129417, 284073, 382467, 388251, 852219, 992197, 1147401, 2976591, 8929773, 22820531, 68461593, 205384779]

約数ペア:

[(1, 205384779), (3, 68461593), (9, 22820531), (23, 8929773), (69, 2976591), (179, 1147401), (207, 992197), (241, 852219), (529, 388251), (537, 382467), (723, 284073), (1587, 129417), (1611, 127489), (2169, 94691), (4117, 49887), (4761, 43139), (5543, 37053), (12351, 16629)]