15605289

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13037}}^1$

素因数の和:13069

約数の個数: 24

約数和(自身を含む): 27119040

約数和(自身を除く): 11513751

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 13037, 39111, 91259, 117333, 247703, 273777, 743109, 821331, 1733921, 2229327, 5201763, 15605289]

約数ペア:

[(1, 15605289), (3, 5201763), (7, 2229327), (9, 1733921), (19, 821331), (21, 743109), (57, 273777), (63, 247703), (133, 117333), (171, 91259), (399, 39111), (1197, 13037)]