51202809

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 88792704

約数和(自身を除く): 37589895

約数列:

[1, 3, 7, 9, 21, 41, 43, 63, 123, 129, 287, 301, 369, 387, 461, 861, 903, 1383, 1763, 2583, 2709, 3227, 4149, 5289, 9681, 12341, 15867, 18901, 19823, 29043, 37023, 56703, 59469, 111069, 132307, 138761, 170109, 178407, 396921, 416283, 812743, 1190763, 1248849, 2438229, 5689201, 7314687, 17067603, 51202809]

約数ペア:

[(1, 51202809), (3, 17067603), (7, 7314687), (9, 5689201), (21, 2438229), (41, 1248849), (43, 1190763), (63, 812743), (123, 416283), (129, 396921), (287, 178407), (301, 170109), (369, 138761), (387, 132307), (461, 111069), (861, 59469), (903, 56703), (1383, 37023), (1763, 29043), (2583, 19823), (2709, 18901), (3227, 15867), (4149, 12341), (5289, 9681)]