28743088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{829}}^1$

素因数の和:1045

約数の個数: 40

約数和(自身を含む): 61134480

約数和(自身を除く): 32391392

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 197, 394, 788, 829, 1576, 1658, 2167, 3152, 3316, 4334, 6632, 8668, 9119, 13264, 17336, 18238, 34672, 36476, 72952, 145904, 163313, 326626, 653252, 1306504, 1796443, 2613008, 3592886, 7185772, 14371544, 28743088]

約数ペア:

[(1, 28743088), (2, 14371544), (4, 7185772), (8, 3592886), (11, 2613008), (16, 1796443), (22, 1306504), (44, 653252), (88, 326626), (176, 163313), (197, 145904), (394, 72952), (788, 36476), (829, 34672), (1576, 18238), (1658, 17336), (2167, 13264), (3152, 9119), (3316, 8668), (4334, 6632)]