251013776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{3581}}^1$

素因数の和:3939

約数の個数: 40

約数和(自身を含む): 525450744

約数和(自身を除く): 274436968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 337, 674, 1348, 2696, 3581, 4381, 5392, 7162, 8762, 14324, 17524, 28648, 35048, 46553, 57296, 70096, 93106, 186212, 372424, 744848, 1206797, 2413594, 4827188, 9654376, 15688361, 19308752, 31376722, 62753444, 125506888, 251013776]

約数ペア:

[(1, 251013776), (2, 125506888), (4, 62753444), (8, 31376722), (13, 19308752), (16, 15688361), (26, 9654376), (52, 4827188), (104, 2413594), (208, 1206797), (337, 744848), (674, 372424), (1348, 186212), (2696, 93106), (3581, 70096), (4381, 57296), (5392, 46553), (7162, 35048), (8762, 28648), (14324, 17524)]