27890618

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{7937}}^1$

素因数の和:8197

約数の個数: 16

約数和(自身を含む): 48009024

約数和(自身を除く): 20118406

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 7937, 15874, 55559, 111118, 1992187, 3984374, 13945309, 27890618]

約数ペア:

[(1, 27890618), (2, 13945309), (7, 3984374), (14, 1992187), (251, 111118), (502, 55559), (1757, 15874), (3514, 7937)]