28533519

素因数分解:

$3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{677}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 48599040

約数和(自身を除く): 20065521

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 223, 669, 677, 1561, 2007, 2031, 4683, 4739, 6021, 6093, 14049, 14217, 18279, 42147, 42651, 127953, 150971, 452913, 1056797, 1358739, 3170391, 4076217, 9511173, 28533519]

約数ペア:

[(1, 28533519), (3, 9511173), (7, 4076217), (9, 3170391), (21, 1358739), (27, 1056797), (63, 452913), (189, 150971), (223, 127953), (669, 42651), (677, 42147), (1561, 18279), (2007, 14217), (2031, 14049), (4683, 6093), (4739, 6021)]