291201232

素因数分解:

$2^4\times 7^1\times {\mathrm{2600011}}^1$

素因数の和:2600026

約数の個数: 20

約数和(自身を含む): 644802976

約数和(自身を除く): 353601744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2600011, 5200022, 10400044, 18200077, 20800088, 36400154, 41600176, 72800308, 145600616, 291201232]

約数ペア:

[(1, 291201232), (2, 145600616), (4, 72800308), (7, 41600176), (8, 36400154), (14, 20800088), (16, 18200077), (28, 10400044), (56, 5200022), (112, 2600011)]