47143047

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{16879}}^1$

素因数の和:16915

約数の個数: 24

約数和(自身を含む): 76972800

約数和(自身を除く): 29829753

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 16879, 50637, 118153, 320701, 354459, 827071, 962103, 2244907, 2481213, 6734721, 15714349, 47143047]

約数ペア:

[(1, 47143047), (3, 15714349), (7, 6734721), (19, 2481213), (21, 2244907), (49, 962103), (57, 827071), (133, 354459), (147, 320701), (399, 118153), (931, 50637), (2793, 16879)]