785655339

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{15031}}^1$

素因数の和:15191

約数の個数: 32

約数和(自身を含む): 1269903360

約数和(自身を除く): 484248021

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 393, 399, 917, 2489, 2751, 7467, 15031, 17423, 45093, 52269, 105217, 285589, 315651, 856767, 1969061, 1999123, 5907183, 5997369, 13783427, 37412159, 41350281, 112236477, 261885113, 785655339]

約数ペア:

[(1, 785655339), (3, 261885113), (7, 112236477), (19, 41350281), (21, 37412159), (57, 13783427), (131, 5997369), (133, 5907183), (393, 1999123), (399, 1969061), (917, 856767), (2489, 315651), (2751, 285589), (7467, 105217), (15031, 52269), (17423, 45093)]