212980904

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{137941}}^1$

素因数の和:138140

約数の個数: 16

約数和(自身を含む): 401411220

約数和(自身を除く): 188430316

約数列:

[1, 2, 4, 8, 193, 386, 772, 1544, 137941, 275882, 551764, 1103528, 26622613, 53245226, 106490452, 212980904]

約数ペア:

[(1, 212980904), (2, 106490452), (4, 53245226), (8, 26622613), (193, 1103528), (386, 551764), (772, 275882), (1544, 137941)]