388577196

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{513991}}^1$

素因数の和:514011

約数の個数: 48

約数和(自身を含む): 1151342080

約数和(自身を除く): 762764884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 513991, 1027982, 1541973, 2055964, 3083946, 3597937, 4625919, 6167892, 7195874, 9251838, 10793811, 13877757, 14391748, 18503676, 21587622, 27755514, 32381433, 43175244, 55511028, 64762866, 97144299, 129525732, 194288598, 388577196]

約数ペア:

[(1, 388577196), (2, 194288598), (3, 129525732), (4, 97144299), (6, 64762866), (7, 55511028), (9, 43175244), (12, 32381433), (14, 27755514), (18, 21587622), (21, 18503676), (27, 14391748), (28, 13877757), (36, 10793811), (42, 9251838), (54, 7195874), (63, 6167892), (84, 4625919), (108, 3597937), (126, 3083946), (189, 2055964), (252, 1541973), (378, 1027982), (756, 513991)]