178026966

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1438

約数の個数: 72

約数和(自身を含む): 427706136

約数和(自身を除く): 249679170

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 169, 234, 258, 338, 387, 507, 559, 774, 1014, 1118, 1361, 1521, 1677, 2722, 3042, 3354, 4083, 5031, 7267, 8166, 10062, 12249, 14534, 17693, 21801, 24498, 35386, 43602, 53079, 58523, 65403, 106158, 117046, 130806, 159237, 175569, 230009, 318474, 351138, 460018, 526707, 690027, 760799, 1053414, 1380054, 1521598, 2070081, 2282397, 4140162, 4564794, 6847191, 9890387, 13694382, 19780774, 29671161, 59342322, 89013483, 178026966]

約数ペア:

[(1, 178026966), (2, 89013483), (3, 59342322), (6, 29671161), (9, 19780774), (13, 13694382), (18, 9890387), (26, 6847191), (39, 4564794), (43, 4140162), (78, 2282397), (86, 2070081), (117, 1521598), (129, 1380054), (169, 1053414), (234, 760799), (258, 690027), (338, 526707), (387, 460018), (507, 351138), (559, 318474), (774, 230009), (1014, 175569), (1118, 159237), (1361, 130806), (1521, 117046), (1677, 106158), (2722, 65403), (3042, 58523), (3354, 53079), (4083, 43602), (5031, 35386), (7267, 24498), (8166, 21801), (10062, 17693), (12249, 14534)]