812773143

素因数分解:

$3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 1557248000

約数和(自身を除く): 744474857

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 43, 49, 63, 91, 117, 129, 147, 157, 189, 273, 301, 343, 351, 387, 441, 471, 559, 637, 819, 903, 1029, 1099, 1161, 1323, 1413, 1677, 1911, 2041, 2107, 2457, 2709, 3087, 3297, 3913, 4239, 4459, 5031, 5733, 6123, 6321, 6751, 7693, 8127, 9261, 9891, 11739, 13377, 14287, 14749, 15093, 17199, 18369, 18963, 20253, 23079, 27391, 29673, 35217, 40131, 42861, 44247, 47257, 53851, 55107, 56889, 60759, 69237, 82173, 87763, 100009, 105651, 120393, 128583, 132741, 141771, 161553, 182277, 191737, 207711, 246519, 263289, 300027, 330799, 385749, 398223, 425313, 484659, 575211, 614341, 700063, 739557, 789867, 900081, 992397, 1275939, 1453977, 1725633, 1843023, 2100189, 2315593, 2369601, 2700243, 2977191, 4300387, 5176899, 5529069, 6300567, 6946779, 8931573, 12901161, 16587207, 18901701, 20840337, 30102709, 38703483, 62521011, 90308127, 116110449, 270924381, 812773143]

約数ペア:

[(1, 812773143), (3, 270924381), (7, 116110449), (9, 90308127), (13, 62521011), (21, 38703483), (27, 30102709), (39, 20840337), (43, 18901701), (49, 16587207), (63, 12901161), (91, 8931573), (117, 6946779), (129, 6300567), (147, 5529069), (157, 5176899), (189, 4300387), (273, 2977191), (301, 2700243), (343, 2369601), (351, 2315593), (387, 2100189), (441, 1843023), (471, 1725633), (559, 1453977), (637, 1275939), (819, 992397), (903, 900081), (1029, 789867), (1099, 739557), (1161, 700063), (1323, 614341), (1413, 575211), (1677, 484659), (1911, 425313), (2041, 398223), (2107, 385749), (2457, 330799), (2709, 300027), (3087, 263289), (3297, 246519), (3913, 207711), (4239, 191737), (4459, 182277), (5031, 161553), (5733, 141771), (6123, 132741), (6321, 128583), (6751, 120393), (7693, 105651), (8127, 100009), (9261, 87763), (9891, 82173), (11739, 69237), (13377, 60759), (14287, 56889), (14749, 55107), (15093, 53851), (17199, 47257), (18369, 44247), (18963, 42861), (20253, 40131), (23079, 35217), (27391, 29673)]