2045132649

素因数分解:

$3^2\times 7^2\times {\mathrm{4637489}}^1$

素因数の和:4637509

約数の個数: 18

約数和(自身を含む): 3436380090

約数和(自身を除く): 1391247441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4637489, 13912467, 32462423, 41737401, 97387269, 227236961, 292161807, 681710883, 2045132649]

約数ペア:

[(1, 2045132649), (3, 681710883), (7, 292161807), (9, 227236961), (21, 97387269), (49, 41737401), (63, 32462423), (147, 13912467), (441, 4637489)]