87342554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{21397}}^1$

素因数の和:21569

約数の個数: 16

約数和(自身を含む): 141997128

約数和(自身を除く): 54654574

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 21397, 42794, 278161, 556322, 3359329, 6718658, 43671277, 87342554]

約数ペア:

[(1, 87342554), (2, 43671277), (13, 6718658), (26, 3359329), (157, 556322), (314, 278161), (2041, 42794), (4082, 21397)]