251413316

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{10601}}^1$

素因数の和:10641

約数の個数: 54

約数和(自身を含む): 562616334

約数和(自身を除く): 311203018

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 1078, 1694, 2156, 3388, 5929, 10601, 11858, 21202, 23716, 42404, 74207, 116611, 148414, 233222, 296828, 466444, 519449, 816277, 1038898, 1282721, 1632554, 2077796, 2565442, 3265108, 5130884, 5713939, 8979047, 11427878, 17958094, 22855756, 35916188, 62853329, 125706658, 251413316]

約数ペア:

[(1, 251413316), (2, 125706658), (4, 62853329), (7, 35916188), (11, 22855756), (14, 17958094), (22, 11427878), (28, 8979047), (44, 5713939), (49, 5130884), (77, 3265108), (98, 2565442), (121, 2077796), (154, 1632554), (196, 1282721), (242, 1038898), (308, 816277), (484, 519449), (539, 466444), (847, 296828), (1078, 233222), (1694, 148414), (2156, 116611), (3388, 74207), (5929, 42404), (10601, 23716), (11858, 21202)]