278049603

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{8923}}^1$

素因数の和:9003

約数の個数: 32

約数和(自身を含む): 431778816

約数和(自身を除く): 153729213

約数列:

[1, 3, 13, 17, 39, 47, 51, 141, 221, 611, 663, 799, 1833, 2397, 8923, 10387, 26769, 31161, 115999, 151691, 347997, 419381, 455073, 1258143, 1971983, 5451953, 5915949, 7129477, 16355859, 21388431, 92683201, 278049603]

約数ペア:

[(1, 278049603), (3, 92683201), (13, 21388431), (17, 16355859), (39, 7129477), (47, 5915949), (51, 5451953), (141, 1971983), (221, 1258143), (611, 455073), (663, 419381), (799, 347997), (1833, 151691), (2397, 115999), (8923, 31161), (10387, 26769)]