51741123

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1259}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 83865600

約数和(自身を除く): 32124477

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 309, 399, 721, 1259, 1957, 2163, 3777, 5871, 8813, 13699, 23921, 26439, 41097, 71763, 129677, 167447, 389031, 502341, 907739, 2463863, 2723217, 7391589, 17247041, 51741123]

約数ペア:

[(1, 51741123), (3, 17247041), (7, 7391589), (19, 2723217), (21, 2463863), (57, 907739), (103, 502341), (133, 389031), (309, 167447), (399, 129677), (721, 71763), (1259, 41097), (1957, 26439), (2163, 23921), (3777, 13699), (5871, 8813)]