128534658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{161071}}^1$

素因数の和:161102

約数の個数: 32

約数和(自身を含む): 309258240

約数和(自身を除く): 180723582

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 161071, 322142, 483213, 966426, 1127497, 2254994, 3060349, 3382491, 6120698, 6764982, 9181047, 18362094, 21422443, 42844886, 64267329, 128534658]

約数ペア:

[(1, 128534658), (2, 64267329), (3, 42844886), (6, 21422443), (7, 18362094), (14, 9181047), (19, 6764982), (21, 6120698), (38, 3382491), (42, 3060349), (57, 2254994), (114, 1127497), (133, 966426), (266, 483213), (399, 322142), (798, 161071)]