287794947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{587}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 426746880

約数和(自身を除く): 138951933

約数列:

[1, 3, 11, 33, 83, 179, 249, 537, 587, 913, 1761, 1969, 2739, 5907, 6457, 14857, 19371, 44571, 48721, 105073, 146163, 163427, 315219, 490281, 535931, 1155803, 1607793, 3467409, 8721059, 26163177, 95931649, 287794947]

約数ペア:

[(1, 287794947), (3, 95931649), (11, 26163177), (33, 8721059), (83, 3467409), (179, 1607793), (249, 1155803), (537, 535931), (587, 490281), (913, 315219), (1761, 163427), (1969, 146163), (2739, 105073), (5907, 48721), (6457, 44571), (14857, 19371)]