143775359

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 191711520

約数和(自身を除く): 47936161

約数列:

[1, 7, 13, 29, 43, 49, 91, 181, 203, 301, 377, 559, 637, 1247, 1267, 1421, 2107, 2353, 2639, 3913, 5249, 7783, 8729, 8869, 16211, 16471, 18473, 27391, 36743, 54481, 61103, 68237, 101179, 113477, 115297, 225707, 257201, 381367, 477659, 708253, 794339, 1579949, 2934191, 3343613, 4957771, 11059643, 20539337, 143775359]

約数ペア:

[(1, 143775359), (7, 20539337), (13, 11059643), (29, 4957771), (43, 3343613), (49, 2934191), (91, 1579949), (181, 794339), (203, 708253), (301, 477659), (377, 381367), (559, 257201), (637, 225707), (1247, 115297), (1267, 113477), (1421, 101179), (2107, 68237), (2353, 61103), (2639, 54481), (3913, 36743), (5249, 27391), (7783, 18473), (8729, 16471), (8869, 16211)]