42663159

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20521}}^1$

素因数の和:20548

約数の個数: 32

約数和(自身を含む): 78804480

約数和(自身を除く): 36141321

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 20521, 61563, 143647, 184689, 225731, 430941, 554067, 677193, 1292823, 1580117, 2031579, 3878469, 4740351, 6094737, 14221053, 42663159]

約数ペア:

[(1, 42663159), (3, 14221053), (7, 6094737), (9, 4740351), (11, 3878469), (21, 2031579), (27, 1580117), (33, 1292823), (63, 677193), (77, 554067), (99, 430941), (189, 225731), (231, 184689), (297, 143647), (693, 61563), (2079, 20521)]