51646959

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3319}}^1$

素因数の和:3364

約数の個数: 48

約数和(自身を含む): 96678400

約数和(自身を除く): 45031441

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1729, 2223, 3319, 5187, 9957, 15561, 23233, 29871, 43147, 63061, 69699, 129441, 189183, 209097, 302029, 388323, 441427, 567549, 819793, 906087, 1324281, 2459379, 2718261, 3972843, 5738551, 7378137, 17215653, 51646959]

約数ペア:

[(1, 51646959), (3, 17215653), (7, 7378137), (9, 5738551), (13, 3972843), (19, 2718261), (21, 2459379), (39, 1324281), (57, 906087), (63, 819793), (91, 567549), (117, 441427), (133, 388323), (171, 302029), (247, 209097), (273, 189183), (399, 129441), (741, 69699), (819, 63061), (1197, 43147), (1729, 29871), (2223, 23233), (3319, 15561), (5187, 9957)]