211323345

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{857}}^1\times {\mathrm{967}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 358795008

約数和(自身を除く): 147471663

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 857, 967, 2571, 2901, 4285, 4835, 12855, 14505, 14569, 16439, 43707, 49317, 72845, 82195, 218535, 246585, 828719, 2486157, 4143595, 12430785, 14088223, 42264669, 70441115, 211323345]

約数ペア:

[(1, 211323345), (3, 70441115), (5, 42264669), (15, 14088223), (17, 12430785), (51, 4143595), (85, 2486157), (255, 828719), (857, 246585), (967, 218535), (2571, 82195), (2901, 72845), (4285, 49317), (4835, 43707), (12855, 16439), (14505, 14569)]