207818545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{587}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 280941696

約数和(自身を除く): 73123151

約数列:

[1, 5, 11, 41, 55, 157, 205, 451, 587, 785, 1727, 2255, 2935, 6437, 6457, 8635, 24067, 32185, 32285, 70807, 92159, 120335, 264737, 354035, 460795, 1013749, 1323685, 3778519, 5068745, 18892595, 41563709, 207818545]

約数ペア:

[(1, 207818545), (5, 41563709), (11, 18892595), (41, 5068745), (55, 3778519), (157, 1323685), (205, 1013749), (451, 460795), (587, 354035), (785, 264737), (1727, 120335), (2255, 92159), (2935, 70807), (6437, 32285), (6457, 32185), (8635, 24067)]