2563407

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 4822272

約数和(自身を除く): 2258865

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 137, 189, 231, 243, 297, 411, 567, 693, 891, 959, 1233, 1507, 1701, 2079, 2673, 2877, 3699, 4521, 6237, 8631, 10549, 11097, 13563, 18711, 25893, 31647, 33291, 40689, 77679, 94941, 122067, 233037, 284823, 366201, 854469, 2563407]

約数ペア:

[(1, 2563407), (3, 854469), (7, 366201), (9, 284823), (11, 233037), (21, 122067), (27, 94941), (33, 77679), (63, 40689), (77, 33291), (81, 31647), (99, 25893), (137, 18711), (189, 13563), (231, 11097), (243, 10549), (297, 8631), (411, 6237), (567, 4521), (693, 3699), (891, 2877), (959, 2673), (1233, 2079), (1507, 1701)]