389617281

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^2\times {\mathrm{107}}^1$

素因数の和:350

約数の個数: 36

約数和(自身を含む): 587304432

約数和(自身を除く): 197687151

約数列:

[1, 3, 9, 43, 97, 107, 129, 291, 321, 387, 873, 963, 4171, 4601, 9409, 10379, 12513, 13803, 28227, 31137, 37539, 41409, 84681, 93411, 404587, 446297, 1006763, 1213761, 1338891, 3020289, 3641283, 4016673, 9060867, 43290809, 129872427, 389617281]

約数ペア:

[(1, 389617281), (3, 129872427), (9, 43290809), (43, 9060867), (97, 4016673), (107, 3641283), (129, 3020289), (291, 1338891), (321, 1213761), (387, 1006763), (873, 446297), (963, 404587), (4171, 93411), (4601, 84681), (9409, 41409), (10379, 37539), (12513, 31137), (13803, 28227)]