2143485

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 4118400

約数和(自身を除く): 1974915

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 109, 115, 171, 207, 285, 327, 345, 437, 545, 855, 981, 1035, 1311, 1635, 2071, 2185, 2507, 3933, 4905, 6213, 6555, 7521, 10355, 12535, 18639, 19665, 22563, 31065, 37605, 47633, 93195, 112815, 142899, 238165, 428697, 714495, 2143485]

約数ペア:

[(1, 2143485), (3, 714495), (5, 428697), (9, 238165), (15, 142899), (19, 112815), (23, 93195), (45, 47633), (57, 37605), (69, 31065), (95, 22563), (109, 19665), (115, 18639), (171, 12535), (207, 10355), (285, 7521), (327, 6555), (345, 6213), (437, 4905), (545, 3933), (855, 2507), (981, 2185), (1035, 2071), (1311, 1635)]