621570235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{51137}}^1$

素因数の和:51183

約数の個数: 32

約数和(自身を含む): 927847872

約数和(自身を除く): 306277637

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 12155, 51137, 255685, 562507, 664781, 869329, 2812535, 3323905, 4346645, 7312591, 9562619, 11301277, 36562955, 47813095, 56506385, 124314047, 621570235]

約数ペア:

[(1, 621570235), (5, 124314047), (11, 56506385), (13, 47813095), (17, 36562955), (55, 11301277), (65, 9562619), (85, 7312591), (143, 4346645), (187, 3323905), (221, 2812535), (715, 869329), (935, 664781), (1105, 562507), (2431, 255685), (12155, 51137)]