78392307

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 131328000

約数和(自身を除く): 52935693

約数列:

[1, 3, 7, 21, 29, 37, 49, 71, 87, 111, 147, 203, 213, 259, 343, 497, 609, 777, 1029, 1073, 1421, 1491, 1813, 2059, 2627, 3219, 3479, 4263, 5439, 6177, 7511, 7881, 9947, 10437, 12691, 14413, 18389, 22533, 24353, 29841, 38073, 43239, 52577, 55167, 73059, 76183, 100891, 128723, 157731, 228549, 302673, 368039, 386169, 533281, 706237, 901061, 1104117, 1599843, 2118711, 2703183, 3732967, 11198901, 26130769, 78392307]

約数ペア:

[(1, 78392307), (3, 26130769), (7, 11198901), (21, 3732967), (29, 2703183), (37, 2118711), (49, 1599843), (71, 1104117), (87, 901061), (111, 706237), (147, 533281), (203, 386169), (213, 368039), (259, 302673), (343, 228549), (497, 157731), (609, 128723), (777, 100891), (1029, 76183), (1073, 73059), (1421, 55167), (1491, 52577), (1813, 43239), (2059, 38073), (2627, 29841), (3219, 24353), (3479, 22533), (4263, 18389), (5439, 14413), (6177, 12691), (7511, 10437), (7881, 9947)]