7690221

素因数分解:

$3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1$

素因数の和:173

約数の個数: 56

約数和(自身を含む): 14480064

約数和(自身を除く): 6789843

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 137, 189, 231, 243, 297, 411, 567, 693, 729, 891, 959, 1233, 1507, 1701, 2079, 2673, 2877, 3699, 4521, 5103, 6237, 8019, 8631, 10549, 11097, 13563, 18711, 25893, 31647, 33291, 40689, 56133, 77679, 94941, 99873, 122067, 233037, 284823, 366201, 699111, 854469, 1098603, 2563407, 7690221]

約数ペア:

[(1, 7690221), (3, 2563407), (7, 1098603), (9, 854469), (11, 699111), (21, 366201), (27, 284823), (33, 233037), (63, 122067), (77, 99873), (81, 94941), (99, 77679), (137, 56133), (189, 40689), (231, 33291), (243, 31647), (297, 25893), (411, 18711), (567, 13563), (693, 11097), (729, 10549), (891, 8631), (959, 8019), (1233, 6237), (1507, 5103), (1701, 4521), (2079, 3699), (2673, 2877)]