18072747

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8693}}^1$

素因数の和:8720

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 15312213

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 8693, 26079, 60851, 78237, 95623, 182553, 234711, 286869, 547659, 669361, 860607, 1642977, 2008083, 2581821, 6024249, 18072747]

約数ペア:

[(1, 18072747), (3, 6024249), (7, 2581821), (9, 2008083), (11, 1642977), (21, 860607), (27, 669361), (33, 547659), (63, 286869), (77, 234711), (99, 182553), (189, 95623), (231, 78237), (297, 60851), (693, 26079), (2079, 8693)]