13018821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{643}}^1$

素因数の和:1060

約数の個数: 16

約数和(自身を含む): 18454464

約数和(自身を除く): 5435643

約数列:

[1, 3, 17, 51, 397, 643, 1191, 1929, 6749, 10931, 20247, 32793, 255271, 765813, 4339607, 13018821]

約数ペア:

[(1, 13018821), (3, 4339607), (17, 765813), (51, 255271), (397, 32793), (643, 20247), (1191, 10931), (1929, 6749)]