187885197

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 283136000

約数和(自身を除く): 95250803

約数列:

[1, 3, 9, 27, 127, 157, 349, 381, 471, 1047, 1143, 1413, 3141, 3429, 4239, 9423, 19939, 44323, 54793, 59817, 132969, 164379, 179451, 398907, 493137, 538353, 1196721, 1479411, 6958711, 20876133, 62628399, 187885197]

約数ペア:

[(1, 187885197), (3, 62628399), (9, 20876133), (27, 6958711), (127, 1479411), (157, 1196721), (349, 538353), (381, 493137), (471, 398907), (1047, 179451), (1143, 164379), (1413, 132969), (3141, 59817), (3429, 54793), (4239, 44323), (9423, 19939)]