51636249

素因数分解:

$3^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 89232000

約数和(自身を除く): 37595751

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 343, 387, 389, 441, 903, 1029, 1167, 2107, 2709, 2723, 3087, 3501, 6321, 8169, 14749, 16727, 18963, 19061, 24507, 44247, 50181, 57183, 117089, 132741, 133427, 150543, 171549, 351267, 400281, 819623, 1053801, 1200843, 2458869, 5737361, 7376607, 17212083, 51636249]

約数ペア:

[(1, 51636249), (3, 17212083), (7, 7376607), (9, 5737361), (21, 2458869), (43, 1200843), (49, 1053801), (63, 819623), (129, 400281), (147, 351267), (301, 171549), (343, 150543), (387, 133427), (389, 132741), (441, 117089), (903, 57183), (1029, 50181), (1167, 44247), (2107, 24507), (2709, 19061), (2723, 18963), (3087, 16727), (3501, 14749), (6321, 8169)]