38897989

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 46884096

約数和(自身を除く): 7986107

約数列:

[1, 13, 17, 37, 67, 71, 221, 481, 629, 871, 923, 1139, 1207, 2479, 2627, 4757, 8177, 14807, 15691, 32227, 34151, 42143, 44659, 61841, 80869, 176009, 547859, 580567, 1051297, 2288117, 2992153, 38897989]

約数ペア:

[(1, 38897989), (13, 2992153), (17, 2288117), (37, 1051297), (67, 580567), (71, 547859), (221, 176009), (481, 80869), (629, 61841), (871, 44659), (923, 42143), (1139, 34151), (1207, 32227), (2479, 15691), (2627, 14807), (4757, 8177)]