1550285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 2063232

約数和(自身を除く): 512947

約数列:

[1, 5, 11, 55, 71, 355, 397, 781, 1985, 3905, 4367, 21835, 28187, 140935, 310057, 1550285]

約数ペア:

[(1, 1550285), (5, 310057), (11, 140935), (55, 28187), (71, 21835), (355, 4367), (397, 3905), (781, 1985)]