28381115

素因数分解:

$5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{3541}}^1$

素因数の和:3782

約数の個数: 16

約数和(自身を含む): 39103680

約数和(自身を除く): 10722565

約数列:

[1, 5, 7, 35, 229, 1145, 1603, 3541, 8015, 17705, 24787, 123935, 810889, 4054445, 5676223, 28381115]

約数ペア:

[(1, 28381115), (5, 5676223), (7, 4054445), (35, 810889), (229, 123935), (1145, 24787), (1603, 17705), (3541, 8015)]