156958729209

素因数分解:

$3^4\times {\mathrm{1693}}^1\times {\mathrm{1144573}}^1$

素因数の和:1146278

約数の個数: 20

約数和(自身を含む): 234607911076

約数和(自身を除く): 77649181867

約数列:

[1, 3, 9, 27, 81, 1693, 5079, 15237, 45711, 137133, 1144573, 3433719, 10301157, 30903471, 92710413, 1937762089, 5813286267, 17439858801, 52319576403, 156958729209]

約数ペア:

[(1, 156958729209), (3, 52319576403), (9, 17439858801), (27, 5813286267), (81, 1937762089), (1693, 92710413), (5079, 30903471), (15237, 10301157), (45711, 3433719), (137133, 1144573)]