207943365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1980413}}^1$

素因数の和:1980428

約数の個数: 16

約数和(自身を含む): 380239488

約数和(自身を除く): 172296123

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1980413, 5941239, 9902065, 13862891, 29706195, 41588673, 69314455, 207943365]

約数ペア:

[(1, 207943365), (3, 69314455), (5, 41588673), (7, 29706195), (15, 13862891), (21, 9902065), (35, 5941239), (105, 1980413)]