64821001

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{467}}^1$

素因数の和:804

約数の個数: 16

約数和(自身を含む): 75479040

約数和(自身を除く): 10658039

約数列:

[1, 7, 79, 251, 467, 553, 1757, 3269, 19829, 36893, 117217, 138803, 258251, 820519, 9260143, 64821001]

約数ペア:

[(1, 64821001), (7, 9260143), (79, 820519), (251, 258251), (467, 138803), (553, 117217), (1757, 36893), (3269, 19829)]