315868

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 655200

約数和(自身を除く): 339332

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 389, 406, 778, 812, 1556, 2723, 5446, 10892, 11281, 22562, 45124, 78967, 157934, 315868]

約数ペア:

[(1, 315868), (2, 157934), (4, 78967), (7, 45124), (14, 22562), (28, 11281), (29, 10892), (58, 5446), (116, 2723), (203, 1556), (389, 812), (406, 778)]