172780503

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{4283}}^1$

素因数の和:4423

約数の個数: 32

約数和(自身を含む): 281304576

約数和(自身を除く): 108524073

約数列:

[1, 3, 7, 17, 21, 51, 113, 119, 339, 357, 791, 1921, 2373, 4283, 5763, 12849, 13447, 29981, 40341, 72811, 89943, 218433, 483979, 509677, 1451937, 1529031, 3387853, 8227643, 10163559, 24682929, 57593501, 172780503]

約数ペア:

[(1, 172780503), (3, 57593501), (7, 24682929), (17, 10163559), (21, 8227643), (51, 3387853), (113, 1529031), (119, 1451937), (339, 509677), (357, 483979), (791, 218433), (1921, 89943), (2373, 72811), (4283, 40341), (5763, 29981), (12849, 13447)]