284396905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 375508224

約数和(自身を除く): 91111319

約数列:

[1, 5, 13, 65, 103, 107, 397, 515, 535, 1339, 1391, 1985, 5161, 6695, 6955, 11021, 25805, 40891, 42479, 55105, 143273, 204455, 212395, 531583, 552227, 716365, 2657915, 2761135, 4375337, 21876685, 56879381, 284396905]

約数ペア:

[(1, 284396905), (5, 56879381), (13, 21876685), (65, 4375337), (103, 2761135), (107, 2657915), (397, 716365), (515, 552227), (535, 531583), (1339, 212395), (1391, 204455), (1985, 143273), (5161, 55105), (6695, 42479), (6955, 40891), (11021, 25805)]