138822404

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{115301}}^1$

素因数の和:115355

約数の個数: 24

約数和(自身を含む): 284104128

約数和(自身を除く): 145281724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 115301, 230602, 461204, 807107, 1614214, 3228428, 4957943, 9915886, 19831772, 34705601, 69411202, 138822404]

約数ペア:

[(1, 138822404), (2, 69411202), (4, 34705601), (7, 19831772), (14, 9915886), (28, 4957943), (43, 3228428), (86, 1614214), (172, 807107), (301, 461204), (602, 230602), (1204, 115301)]