2628862

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:531

約数の個数: 16

約数和(自身を含む): 4118400

約数和(自身を除く): 1489538

約数列:

[1, 2, 31, 62, 109, 218, 389, 778, 3379, 6758, 12059, 24118, 42401, 84802, 1314431, 2628862]

約数ペア:

[(1, 2628862), (2, 1314431), (31, 84802), (62, 42401), (109, 24118), (218, 12059), (389, 6758), (778, 3379)]