199855655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{13591}}^1$

素因数の和:13786

約数の個数: 16

約数和(自身を含む): 255420864

約数和(自身を除く): 55565209

約数列:

[1, 5, 17, 85, 173, 865, 2941, 13591, 14705, 67955, 231047, 1155235, 2351243, 11756215, 39971131, 199855655]

約数ペア:

[(1, 199855655), (5, 39971131), (17, 11756215), (85, 2351243), (173, 1155235), (865, 231047), (2941, 67955), (13591, 14705)]