90185319

素因数分解:

$3^7\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 159329280

約数和(自身を除く): 69143961

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 137, 189, 243, 301, 387, 411, 567, 729, 903, 959, 1161, 1233, 1701, 2187, 2709, 2877, 3483, 3699, 5103, 5891, 8127, 8631, 10449, 11097, 15309, 17673, 24381, 25893, 31347, 33291, 41237, 53019, 73143, 77679, 94041, 99873, 123711, 159057, 219429, 233037, 299619, 371133, 477171, 658287, 699111, 1113399, 1431513, 2097333, 3340197, 4294539, 10020591, 12883617, 30061773, 90185319]

約数ペア:

[(1, 90185319), (3, 30061773), (7, 12883617), (9, 10020591), (21, 4294539), (27, 3340197), (43, 2097333), (63, 1431513), (81, 1113399), (129, 699111), (137, 658287), (189, 477171), (243, 371133), (301, 299619), (387, 233037), (411, 219429), (567, 159057), (729, 123711), (903, 99873), (959, 94041), (1161, 77679), (1233, 73143), (1701, 53019), (2187, 41237), (2709, 33291), (2877, 31347), (3483, 25893), (3699, 24381), (5103, 17673), (5891, 15309), (8127, 11097), (8631, 10449)]