28973511

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3739}}^1$

素因数の和:3796

約数の個数: 32

約数和(自身を含む): 50265600

約数和(自身を除く): 21292089

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 3739, 7749, 11217, 26173, 33651, 78519, 100953, 153299, 235557, 459897, 706671, 1073093, 1379691, 3219279, 4139073, 9657837, 28973511]

約数ペア:

[(1, 28973511), (3, 9657837), (7, 4139073), (9, 3219279), (21, 1379691), (27, 1073093), (41, 706671), (63, 459897), (123, 235557), (189, 153299), (287, 100953), (369, 78519), (861, 33651), (1107, 26173), (2583, 11217), (3739, 7749)]