161884179

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1979}}^1$

素因数の和:2195

約数の個数: 24

約数和(自身を含む): 239382000

約数和(自身を除く): 77497821

約数列:

[1, 3, 9, 61, 149, 183, 447, 549, 1341, 1979, 5937, 9089, 17811, 27267, 81801, 120719, 294871, 362157, 884613, 1086471, 2653839, 17987131, 53961393, 161884179]

約数ペア:

[(1, 161884179), (3, 53961393), (9, 17987131), (61, 2653839), (149, 1086471), (183, 884613), (447, 362157), (549, 294871), (1341, 120719), (1979, 81801), (5937, 27267), (9089, 17811)]