1387139916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{164431}}^1$

素因数の和:164494

約数の個数: 48

約数和(自身を含む): 3499112960

約数和(自身を除く): 2111973044

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 111, 114, 148, 222, 228, 444, 703, 1406, 2109, 2812, 4218, 8436, 164431, 328862, 493293, 657724, 986586, 1973172, 3124189, 6083947, 6248378, 9372567, 12167894, 12496756, 18251841, 18745134, 24335788, 36503682, 37490268, 73007364, 115594993, 231189986, 346784979, 462379972, 693569958, 1387139916]

約数ペア:

[(1, 1387139916), (2, 693569958), (3, 462379972), (4, 346784979), (6, 231189986), (12, 115594993), (19, 73007364), (37, 37490268), (38, 36503682), (57, 24335788), (74, 18745134), (76, 18251841), (111, 12496756), (114, 12167894), (148, 9372567), (222, 6248378), (228, 6083947), (444, 3124189), (703, 1973172), (1406, 986586), (2109, 657724), (2812, 493293), (4218, 328862), (8436, 164431)]