40784877

素因数分解:

$3^5\times 7^1\times {\mathrm{23977}}^1$

素因数の和:23999

約数の個数: 24

約数和(自身を含む): 69823936

約数和(自身を除く): 29039059

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 23977, 71931, 167839, 215793, 503517, 647379, 1510551, 1942137, 4531653, 5826411, 13594959, 40784877]

約数ペア:

[(1, 40784877), (3, 13594959), (7, 5826411), (9, 4531653), (21, 1942137), (27, 1510551), (63, 647379), (81, 503517), (189, 215793), (243, 167839), (567, 71931), (1701, 23977)]