80231865

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{109159}}^1$

素因数の和:109181

約数の個数: 24

約数和(自身を含む): 149330880

約数和(自身を除く): 69099015

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 109159, 327477, 545795, 764113, 1637385, 2292339, 3820565, 5348791, 11461695, 16046373, 26743955, 80231865]

約数ペア:

[(1, 80231865), (3, 26743955), (5, 16046373), (7, 11461695), (15, 5348791), (21, 3820565), (35, 2292339), (49, 1637385), (105, 764113), (147, 545795), (245, 327477), (735, 109159)]