89075287

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 109800240

約数和(自身を除く): 20724953

約数列:

[1, 7, 19, 49, 133, 241, 397, 931, 1687, 2779, 4579, 7543, 11809, 19453, 32053, 52801, 95677, 224371, 369607, 669739, 1817863, 4688173, 12725041, 89075287]

約数ペア:

[(1, 89075287), (7, 12725041), (19, 4688173), (49, 1817863), (133, 669739), (241, 369607), (397, 224371), (931, 95677), (1687, 52801), (2779, 32053), (4579, 19453), (7543, 11809)]