61551693

素因数分解:

$3^2\times 7^3\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 105164800

約数和(自身を除く): 43613107

約数列:

[1, 3, 7, 9, 21, 49, 63, 127, 147, 157, 343, 381, 441, 471, 889, 1029, 1099, 1143, 1413, 2667, 3087, 3297, 6223, 7693, 8001, 9891, 18669, 19939, 23079, 43561, 53851, 56007, 59817, 69237, 130683, 139573, 161553, 179451, 392049, 418719, 484659, 977011, 1256157, 2931033, 6839077, 8793099, 20517231, 61551693]

約数ペア:

[(1, 61551693), (3, 20517231), (7, 8793099), (9, 6839077), (21, 2931033), (49, 1256157), (63, 977011), (127, 484659), (147, 418719), (157, 392049), (343, 179451), (381, 161553), (441, 139573), (471, 130683), (889, 69237), (1029, 59817), (1099, 56007), (1143, 53851), (1413, 43561), (2667, 23079), (3087, 19939), (3297, 18669), (6223, 9891), (7693, 8001)]