51035985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 120836352

約数和(自身を除く): 69800367

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 39, 45, 55, 63, 65, 77, 91, 99, 103, 105, 117, 121, 143, 165, 195, 231, 273, 309, 315, 363, 385, 429, 455, 495, 515, 585, 605, 693, 715, 721, 819, 847, 927, 1001, 1089, 1133, 1155, 1287, 1339, 1365, 1545, 1573, 1815, 2145, 2163, 2541, 3003, 3399, 3465, 3605, 4017, 4095, 4235, 4635, 4719, 5005, 5445, 5665, 6435, 6489, 6695, 7623, 7865, 7931, 9009, 9373, 10197, 10815, 11011, 12051, 12463, 12705, 14157, 14729, 15015, 16995, 20085, 23595, 23793, 28119, 32445, 33033, 37389, 38115, 39655, 44187, 45045, 46865, 50985, 55055, 60255, 62315, 70785, 71379, 73645, 84357, 87241, 99099, 103103, 112167, 118965, 132561, 140595, 162019, 165165, 186945, 220935, 261723, 309309, 356895, 421785, 436205, 486057, 495495, 515515, 560835, 662805, 785169, 810095, 927927, 1134133, 1308615, 1458171, 1546545, 2430285, 3402399, 3925845, 4639635, 5670665, 7290855, 10207197, 17011995, 51035985]

約数ペア:

[(1, 51035985), (3, 17011995), (5, 10207197), (7, 7290855), (9, 5670665), (11, 4639635), (13, 3925845), (15, 3402399), (21, 2430285), (33, 1546545), (35, 1458171), (39, 1308615), (45, 1134133), (55, 927927), (63, 810095), (65, 785169), (77, 662805), (91, 560835), (99, 515515), (103, 495495), (105, 486057), (117, 436205), (121, 421785), (143, 356895), (165, 309309), (195, 261723), (231, 220935), (273, 186945), (309, 165165), (315, 162019), (363, 140595), (385, 132561), (429, 118965), (455, 112167), (495, 103103), (515, 99099), (585, 87241), (605, 84357), (693, 73645), (715, 71379), (721, 70785), (819, 62315), (847, 60255), (927, 55055), (1001, 50985), (1089, 46865), (1133, 45045), (1155, 44187), (1287, 39655), (1339, 38115), (1365, 37389), (1545, 33033), (1573, 32445), (1815, 28119), (2145, 23793), (2163, 23595), (2541, 20085), (3003, 16995), (3399, 15015), (3465, 14729), (3605, 14157), (4017, 12705), (4095, 12463), (4235, 12051), (4635, 11011), (4719, 10815), (5005, 10197), (5445, 9373), (5665, 9009), (6435, 7931), (6489, 7865), (6695, 7623)]