18088322301

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{437011}}^1$

素因数の和:437103

約数の個数: 40

約数和(自身を含む): 31304043584

約数和(自身を除く): 13215721283

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 511, 567, 657, 1533, 1971, 4599, 5913, 13797, 41391, 437011, 1311033, 3059077, 3933099, 9177231, 11799297, 27531693, 31901803, 35397891, 82595079, 95705409, 223312621, 247785237, 287116227, 669937863, 861348681, 2009813589, 2584046043, 6029440767, 18088322301]

約数ペア:

[(1, 18088322301), (3, 6029440767), (7, 2584046043), (9, 2009813589), (21, 861348681), (27, 669937863), (63, 287116227), (73, 247785237), (81, 223312621), (189, 95705409), (219, 82595079), (511, 35397891), (567, 31901803), (657, 27531693), (1533, 11799297), (1971, 9177231), (4599, 3933099), (5913, 3059077), (13797, 1311033), (41391, 437011)]