5147919

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 8709792

約数和(自身を除く): 3561873

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 1993, 2583, 5979, 13951, 17937, 41853, 81713, 125559, 245139, 571991, 735417, 1715973, 5147919]

約数ペア:

[(1, 5147919), (3, 1715973), (7, 735417), (9, 571991), (21, 245139), (41, 125559), (63, 81713), (123, 41853), (287, 17937), (369, 13951), (861, 5979), (1993, 2583)]