4974388

素因数分解:

$2^2\times {\mathrm{89}}^2\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 18

約数和(自身を含む): 8860166

約数和(自身を除く): 3885778

約数列:

[1, 2, 4, 89, 157, 178, 314, 356, 628, 7921, 13973, 15842, 27946, 31684, 55892, 1243597, 2487194, 4974388]

約数ペア:

[(1, 4974388), (2, 2487194), (4, 1243597), (89, 55892), (157, 31684), (178, 27946), (314, 15842), (356, 13973), (628, 7921)]