87891853

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{38873}}^1$

素因数の和:38916

約数の個数: 16

約数和(自身を含む): 111957120

約数和(自身を除く): 24065267

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 38873, 272111, 660841, 738587, 4625887, 5170109, 12555979, 87891853]

約数ペア:

[(1, 87891853), (7, 12555979), (17, 5170109), (19, 4625887), (119, 738587), (133, 660841), (323, 272111), (2261, 38873)]