1087443

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 1843296

約数和(自身を除く): 755853

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 421, 861, 1263, 2583, 2947, 3789, 8841, 17261, 26523, 51783, 120827, 155349, 362481, 1087443]

約数ペア:

[(1, 1087443), (3, 362481), (7, 155349), (9, 120827), (21, 51783), (41, 26523), (63, 17261), (123, 8841), (287, 3789), (369, 2947), (421, 2583), (861, 1263)]