257367624

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{630803}}^1$

素因数の和:630829

約数の個数: 32

約数和(自身を含む): 681268320

約数和(自身を除く): 423900696

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 630803, 1261606, 1892409, 2523212, 3784818, 5046424, 7569636, 10723651, 15139272, 21447302, 32170953, 42894604, 64341906, 85789208, 128683812, 257367624]

約数ペア:

[(1, 257367624), (2, 128683812), (3, 85789208), (4, 64341906), (6, 42894604), (8, 32170953), (12, 21447302), (17, 15139272), (24, 10723651), (34, 7569636), (51, 5046424), (68, 3784818), (102, 2523212), (136, 1892409), (204, 1261606), (408, 630803)]