81062478

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{214451}}^1$

素因数の和:214469

約数の個数: 32

約数和(自身を含む): 205873920

約数和(自身を除く): 124811442

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 214451, 428902, 643353, 1286706, 1501157, 1930059, 3002314, 3860118, 4503471, 5790177, 9006942, 11580354, 13510413, 27020826, 40531239, 81062478]

約数ペア:

[(1, 81062478), (2, 40531239), (3, 27020826), (6, 13510413), (7, 11580354), (9, 9006942), (14, 5790177), (18, 4503471), (21, 3860118), (27, 3002314), (42, 1930059), (54, 1501157), (63, 1286706), (126, 643353), (189, 428902), (378, 214451)]