51105621

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 87464448

約数和(自身を除く): 36358827

約数列:

[1, 3, 7, 17, 21, 37, 51, 53, 73, 111, 119, 159, 219, 259, 357, 371, 511, 629, 777, 901, 1113, 1241, 1533, 1887, 1961, 2701, 2703, 3723, 3869, 4403, 5883, 6307, 8103, 8687, 11607, 13209, 13727, 18907, 18921, 26061, 27083, 33337, 41181, 45917, 56721, 65773, 81249, 100011, 137751, 143153, 197319, 233359, 321419, 429459, 460411, 700077, 964257, 1002071, 1381233, 2433601, 3006213, 7300803, 17035207, 51105621]

約数ペア:

[(1, 51105621), (3, 17035207), (7, 7300803), (17, 3006213), (21, 2433601), (37, 1381233), (51, 1002071), (53, 964257), (73, 700077), (111, 460411), (119, 429459), (159, 321419), (219, 233359), (259, 197319), (357, 143153), (371, 137751), (511, 100011), (629, 81249), (777, 65773), (901, 56721), (1113, 45917), (1241, 41181), (1533, 33337), (1887, 27083), (1961, 26061), (2701, 18921), (2703, 18907), (3723, 13727), (3869, 13209), (4403, 11607), (5883, 8687), (6307, 8103)]