243915266

素因数分解:

$2^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{55663}}^1$

素因数の和:55985

約数の個数: 16

約数和(自身を含む): 419483904

約数和(自身を除く): 175568638

約数列:

[1, 2, 7, 14, 313, 626, 2191, 4382, 55663, 111326, 389641, 779282, 17422519, 34845038, 121957633, 243915266]

約数ペア:

[(1, 243915266), (2, 121957633), (7, 34845038), (14, 17422519), (313, 779282), (626, 389641), (2191, 111326), (4382, 55663)]