138744783

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{21929}}^1$

素因数の和:21991

約数の個数: 24

約数和(自身を含む): 216668400

約数和(自身を除く): 77923617

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 21929, 65787, 197361, 416651, 811373, 1249953, 2434119, 3749859, 7302357, 15416087, 46248261, 138744783]

約数ペア:

[(1, 138744783), (3, 46248261), (9, 15416087), (19, 7302357), (37, 3749859), (57, 2434119), (111, 1249953), (171, 811373), (333, 416651), (703, 197361), (2109, 65787), (6327, 21929)]